The pin pushes the bowling ball toward the left.
Explanation:
Because Newton's third law of motion states that for every action there is an equal and opposite reaction the only possible answer is The pin pushes the bowling ball toward the left.
Answer:
The pin pushes the bowling ball toward the left.
Reaction force is always equal but opposite in direction.
I hope this is helpful
Kareem had a nervous habit of chewing on the inner lining of his lip and the
lip grew thicker and thicker. Kareem's dentist noticed his thickened lip and
suggested he have it checked. A biopsy revealed hyperplasia and scattered
areas of dysplasia, but no evidence of neoplasia. What do these terms mean?
Did Kareem have cancer of the mouth?
The terms that are related to the condition that kareem has are defined as: Hyperplasia is known as a form of cellular adaptation to noxa in which there is an increase in the number of cells in some organ or tissue and dysplasia as the change in cell appearance due to alterations in its maturation.
What are the definition of this terms?Hyperplasia is a form of adaptation that cells have in which there is an increase in their number, resulting in an increase in the size of the organ or tissue, in this case in the lip, resulting in an increase in thickness. In terms of dysplasia, it is an abnormality that occurs in their appearance due to the maturation that is taking place. Dysplasia can have different pathways such as being able to reach cellular adaptation through hyperplasia or transform into a neoplasia.
As for neoplasia, it is called an abnormal mass of tissue, usually related to the word tumor. A neoplasm can be benign, this is when the cells do not spread and the malignant ones spread to nearby tissues.
Kareem does not have cancer, since what was seen in the biopsy is nothing more than forms of adaptation that the cells have in the face of damage, but the dysplasia that can be noticed can end up in a neoplasm if the noxa continues for a long time
Therefore, we can confirm that hyperplasia and dysplasia are forms of adaptation and this are not signs of cancer.
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How long can sequoia trees live?
Answer:
3,000 years.giant
sequoias can live more than 3,000 years
A container holds 100 atoms of an isotope. This isotope has a half-life of 1.5 months. How many atoms of the radioactive isotope will be in the container after 3 months
answer: 25 atoms
25 atoms of the radioactive isotope will be in the container after 3 months.
Half life is the amount of time over which the number of parent isotopes decreases by half. When Two containers hold the same radioactive isotope. The half-life of a radioactive isotope is the amount of time it takes for one-half of the radioactive isotope to decay. The half-life of a specific radioactive isotope is constant.
The half-life of a reaction is the time required for the reactant concentration to decrease to one-half its initial value. The half-life of a first-order reaction is a constant that is related to the rate constant for the reaction: t1/2 = 0.693/k.
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the ara operon is an inducible operon that controls the production of the sugar arabinose. when arabinose is present in a bacterium it binds to the protein arac, and the complex binds to the initiator site to promote transcription. in this scenario, arac is a(n) and arabinose is a(n) .
The ara operon is an inducible operon that controls the production of the sugar arabinose. When arabinose is present in a bacterium it binds to the protein AraC, and the complex binds to the initiator site to promote transcription. In this scenario, AraC is a(n) activator.
The process of transcription uses the DNA found in the nuceloids of bacteria cells to create messenger RNA. However, the generation of these mRNA is dependent on the intracellular state of the bacterium, such as whether or not the protein encoded by the segment is required.
Only when there is no arabinose sugar present in the cell can AraC function as a repressor in this particular bacteria. AraC will function as an activator in the aforementioned context since sugar arabinose is present.
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Question 2
Are there meaningful differences in CORT levels between campus and mountain juncos?
(a) Field study (females only)
Plasma corticosterone (ng/ml)
40
35
30
25
20
15
0
Mt Laguna
San Diego
15
(27)
(31)
30
Time postcapt
O No, both groups have the same CORT levels.
Yes, the CORT levels in the mountain population are lower than the CORT levels in the San Diego group
O No, this graph does not show enough information.
O Yes, the CORT levels in the mountain population are higher than the CORT levels in the San Diego group
2 pts
The meaningful differences in CORT levels between campus and mountain juncos is Yes, the CORT levels in the mountain population are higher than the CORT levels in the San Diego group.
What are mountains?A mountain is an elevated part of the earth's crust with significant exposed bedrock on its steep sides. Although definitions vary, a mountain can be distinguished from a plateau by its own limited summit area and is usually higher than a hill, usually at least 300 meters above the surrounding land. A mountain is an elevated part of the earth's crust with significant exposed bedrock on its steep sides.
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how does a mass extinction event affect biodiversity on the earth? choose one: a. mass extinctions of minimal effect on the diversity of life. b. mass extinctions increase the diversity of life. c. mass extinctions decrease the diversity of life. d. mass extinctions have no effect on the diversity of life.
A mass extinction event affects biodiversity on the earth as during the time of extinction there is a rapid decrease in the diversity of life.
At a basic level, mass extinctions reduce diversity by killing specific lineages, and along with them, any descendant species they might have given rise to.
But mass extinction can also play a pioneering role in evolution, sparking the growth of other branches. Mass extinctions, by removing so many species from their ecosystems in a short time, reduce competition for resources and leave behind many uninhabited niches, which sustaining lineages can evolve into.
In the past half-billion years, Earth has been hit again and again by mass extinctions, eradicating most species on the planet. These events were devastating.
But life bounced back and the recovery was speedy.
The marking of recovery and diversification happened after every mass extinction.
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a plant cannot conduct light reaction if its cells do not contain
Answer:
firstly it doesn't conduct light , it absorbs it through the chlorphyll
In biology , you would need to use the correct and appropriate terminologies to get marked in a biology exam
which of the following statements is false? in its interaction with hemoglobin, oxygen is: i. a prosthetic group. ii. a ligand. iii. bound at the 6th coordination position of the fe(ii) ion in the heme. iv. homoallosteric effector. v. reversibly bound.
The statement "In its interaction with hemoglobin, oxygen is a prosthetic group." (i) is false.
Each 's iron atom may attach to one oxygen molecule, enabling hemoglobin heme group to carry four oxygen molecules. Each heme group's iron atom may bind one oxygen molecule, giving hemoglobin its maximum ability to carry four oxygen molecules.
A unique non-protein element called a prosthetic group is necessary for some proteins to function. It is firmly attached to proteins. A prosthetic group can naturally take the shape of an organic lipid, vitamin, or sugar or an inorganic metal ion.
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e. coli in the lab grows with a doubling time of approximately 20mins. e. coli in your gut has a doubling time of approximately 12-24hrs. what variables might be influencing the rate of growth of e. coli?
Nutrients, pH, temperature, and dissolved enzymes might influence the growth rate of e. coli.
What is growth of bacterial ?
Binary fission, a process that causes bacteria to divide into two daughter cells, is the basis of bacterial growth. The daughter cells that result are identical genetically to the original cell, assuming no event takes place. As a result, bacteria start to grow. Not always do the two daughter cells from the division live. However, the bacterial population experiences exponential growth if the average number of survivors exceeds unity. The basic method requires bacterial enumeration (cell counting) by direct as well as individual, direct as well as bulk (biomass), indirect and individual (colony counting), as well as indirect and bulk (most probable number, turbidity, nutritional uptake) methods. This measurement of the an exponential bacterial growth curve in batch culture has been traditionally a part of the training of all microbiologists. Models bring theory and measurements into harmony.
E. coli bacteria typically dwell in the intestines of healthy humans and animals. Most E. coli strains are innocuous or only produce mild diarrhea.
What are the six elements that have an impact on bacterial growth?
Some of the most crucial elements that affect bacterial proliferation include the ones listed below:
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which atp-producing process uses light energy? which term describes atp production resulting from the capture of light energy by chlorophyll? oxidative phosphorylation substrate-level phosphorylation dephosphorylation photophosphorylation
Photosynthesis is the atp-producing process which uses light energy.
Photophosphorylation is the term describes atp production resulting from the capture of light energy by chlorophyll.
Photosynthesis is the process by which light energy is converted into chemical energy in the form of sugars. Using light energy, oxygen is produced as a byproduct while carbon dioxide and water are converted into glucose (or other sugars).
ADP is converted to ATP by the process of photophosphorylation using light energy from photosynthesis. Energy-dense ATP molecules are produced when the ADP molecule is lighted by transferring the phosphate group into it.
Two types of photophosphorylation exists:
1. Circular Photophosphorylation - For instantaneous energy for the cells, the electrons are moved from ADP to ATP throughout this procedure. This procedure typically uses Photosystem I and chlorophyll P700 and occurs in the thylakoid membrane. The cyclic movement of electrons during the synthesis of ATP molecules is known as cyclic photophosphorylation.
2. Non- cyclic Photophosphorylation - Utilizing the energy from excited electrons produced by Photosystem II, the process of photophosphorylation produces ATP molecules. Because the primary acceptor transports the electrons released by P700 before they are finally transferred to NADP, this process is not cyclic.
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zone with the largest biodiversity in oceon
a muscle fiber is stimulated with increasing frequency individual twitches be to summate if no relaxation occurs between twitches the contraction is called
A muscle fiber is stimulated with increasing frequency individual twitches be to summate if no relaxation occurs between twitches the contraction is called Fused tetany .
Fused tetanus is when the muscle fibers are not relaxed between stimuli and it occurs during a high rate of stimulation. A fused tetanic contraction is measured as strongest single-unit twitch in contraction. When tetanized, the contracting tension in the muscle remains constant in a steady state.
Fused tetanus is caused by electrolyte imbalances most often low blood calcium levels. It's important to talk to your healthcare provider if you're experiencing tetany. They may require immediate medical treatment.
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A cell uses oxygen to break down molecules, generating energy.
A. cellular respiration
B. glycolysis
C. photosynthesis
Answer:
A
Explanation:
write a paragraph connecting the required terms from the curriculum & highlighting each
Chromosome structures are within cells and people that contained the genes of a cell, such as histones responsible for interacting with the double-stranded mode of organization, in the three levels of condensation, so favorable to the cell, as well as having part together to modulation of gene expression.
What is DNA and its function?DNA is the structure responsible for transmitting all genetic characteristics such as eye, skin and hair color, physiognomy, among others in the process of reproduction of living beings. In this way, the main function of DNA is to carry information contained in its sequences, called genes.
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which of the following features of vancomycin distinguishes it from most other cellular peptides? choose one or more: a. a massive seven-module enzyme is required for glycosylation, chlorination, and side-chain linking of the precursor heptapeptide. b. the heptapeptide backbone is synthesized independently of a ribosome. c. it includes unusual amino acids not normally found in proteins. d. its synthesis requires a modified genetic code. e. some amino acids are present in the d-form rather than the l-form.
The features 'the heptapeptide backbone is synthesized independently of a ribosome, it includes unusual amino acids not normally found in proteins and some amino acids are present in the D-form rather than the L-form' distinguish vancomycin from most other cellular peptides (Options b, c and d).
What is a cellular peptide?A cellular peptide can be defined as any peptide that contains different amino acid residues and plays diverse functions inside the cell.
Vancomycin is a cellular peptide that is not completely synthesized in the ribosome (the protein factory of the cell) becuase it is an antibiotic and whose shape may have different tautomeric conformations according to the molecular function.
Therefore, with this data, we can see that vancomycin is a cellular peptide that is not produced in a whole manner in the ribosomes of the eukaryotic cells and may have different functions as well as distinct tautomeric structures.
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i really need help.
(40 POINTS)
Answer:
1. The ice melts
2. The heat (radiation) causes it to turn into a liquid
3. solid-liquid
4. the melting point
Explanation:
Describe the digestion of protein in the alimentary canal
Answer: Starts with chewing in the mouth.
Explanation: Begins in the mouth by chewing. There are two enzymes in saliva called AMYLASE and LIPASE. These enzymes helps in breaking down of carbohydrates and fats. Then the HCl and enzymes called Proteases break it into smaller chains of amino acids and are then utiliesd by our body for metabolic requirements.
If a mutation occurs in a gamete, which of the following is most likely to result?
If a mutation occurs in a gamete, then the statement indicating that mutation will not always cause the offspring to be genetically disadvantaged. of is the most likely result of this change (Option 4).
What is a germinal mutation?A germinal mutation is any genetic modification produced during the formation of gametes, which are germinal cells that generate an individual. All germinal mutations are potentially inheritable, while somatic body mutations are not inherited because these cells are not used to generate an individual.
Somatic mutations are only inherited by the cell line which suffered such mutation and therefore may produce disequilibrium in the organism but not alters the genetic pool of the population.
Therefore, with this data, we can see that a germinal mutation can be inherited and therefore affect the fitness of the population.
Complete question:
If a mutation occurs in a gamete, which of the following is most likely to result?
If the mutation occurs on a recessive gene, it will most likely be expressed.
If the mutation is non-disjunctive then an extra chromosome could be in every cell of the offspring.
The mutation will not always cause the offspring to be genetically disadvantaged.
The mutation will not be passed on to the offspring.
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photosynthesis and cellular respiration both use electron transport chains. what is the source of electrons for photosynthesis and where do the electrons go at the end of aerobic cellular respiration?
Water serves as an electron source in the electron transport process of photosynthesis. The electron is extracted from water by using solar energy.
What is the electron transport chain's source of energy?
The electron transport chain uses the energy released by oxygen and reduced compound reactions such as cytochrome c and (indirectly) NADH and FADH2 to pump protons into the intermembranous space, producing the electrochemical gradient over the inner mitochondrial membrane.
In photosynthesis, water is split to produce electrons in the presence of sunlight, a process known as the photolysis of water. The electrons are finally transferred to NADP+ by the chloroplast electron transport chain, where they are reduced to NADPH.
Therefore, In aerobic respiration, electrons from NADH and FADH2 are transferred to oxygen by the mitochondrial electron transport chain to reduce oxygen in the water.
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The lytic cycle is one reproductive cycle that viruses can enter.
What is the name of the other virus life cycle?
A. Lytogenic
B. Lysogenic
C. Lysic
D.Lysosome
Answer: B. Lysogenic Cycle
Explanation:
Black fur in rabbits is dominant over brown fur. Cross a homozygous black rabbit with a brown rabbit. (4 pts)
Genotype: Phenotype :
(Create Punnett square pls)
The genotype and phenotype of the offsprings of crossing a homozygous black rabbit with a brown rabbit is as follows:
Genotype; Bb (4)Phenotype; All black rabbitsWhat is a punnet square?A punnet square is a graphical representation used to determine the probability of an offspring expressing a particular genotype.
According to this question, black fur (B) in rabbits is dominant over brown fur (b). if a homozygous black rabbit (BB) with a brown rabbit (bb) as follows:
BB × bb
BB - B and Bbb - b and bWhen these two parents genotype cross, all of the offsprings will be heterozygous (Bb) genotype and all black phenotype.
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Which feature forms when one plate is forced to bend and dive under the other?
Answer:
What feature forms when one plate is forced to bend and dive under the other? subduction When an ocean plate collides with another ocean plate or with a plate carrying continents one plate will bend and slide under the other.
Answer: The answer is a subduction zone at a convergent plate boundary.
Explanation: Convergent plate boundaries are where two tectonic plates collide. When one plate moves beneath the other plate it is called subduction. Deep trenches and earthquakes are common occurrences at subduction zone locations.
How did the scientific research that started the Green Revolution affect society?
The scientific research that started the green revolution affected society in such a way that (C) It resulted in increase food production, which improved peoples lives.
Green revolution, a significant rise in the production of food grains like wheat and rice, largely due to the introduction of new, high-yielding varieties into developing nations around the middle of the 20th century.
Mexico and the Indian subcontinent were its initial dramatic success. Concerns about cost and the potential for adverse effects on the environment stem from the fact that the new varieties necessitate a significant amount of pesticides and chemical fertilizers to achieve their high yields.
These grains have frequently yielded even lower yields than the older varieties, which were better suited to the local conditions and had some resistance to pests and diseases. Poor farmers cannot afford the fertilizers and pesticides.
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What type of transport does this diagram show?
The type of transport shown is diffusion, a form of passive transport.
What are the forms of transport in living organisms?In living organisms, the transport of molecules is essential for survival of the living organism.
Molecules are transported from where they are produced to where they are needed in the body. Also, waste products of metabolism need to be removed from the cells to the excretory organs.
The two types of transport in a living organism are:
active transport - requires the expense of energy such as in protein transporters.passive transport - does not require the expenditure of energy such as in diffusion.Learn more about passive transport at: https://brainly.com/question/17293052
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In pea plants, colored seeds coats are dominant to white seed coats. A heterozygous plant is crossed with a white seed coat plant. What is the chance of homozygous dominant offspring? (5 pts)
Genotype: Phenotype:
(Create Punnett square pls)
If colored seed coats are dominant to white seed coats, and a cross between a heterozygous plant Cc and a cc white seed coat plant is produced, then the chance of obtaining a homozygous dominant offspring is equal to zero percent (0%).
What is a genetic cross?A genetic cross is a phenomenon when two individuals cross to produce offspring, which may be represented by a Punnet square.
In this case, the Punnet square is equal to:
C c
c Cc cc
c cc cc
Therefore, with this data, we can see that none of the offspring from this cross is dominant CC for the trait and they can be colored (Cc 25%) or white (cc 75%).
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1. What is the ultimate source of energy in the food we eat? I
Answer:The sun
Explanation:
Answer:
The sun
Explanation:
The ultimate source of the energy in food is the sun. The movement of energy from the sun through different organisms is what creates a food chain. Plants get their energy directly from the sun.
the flour beetle has 10 chromosomes, roughly equal in size, and it also has eight hox genes. if the eight genes were randomly distributed throughout the genome of the beetle, what is the probability that all eight would land on the same chromosome?
First Hox can land on any chromosome
The probability second Hox lands on the same chromosome are 1/10.
Probability third lands on the same chromosome = 1/10, etc
Probability all eight land on same chromosome = (1/10)^7 = 0.0000001
When genes are close together on the same chromosome, it is called linkage. This means that alleles or gene versions that already exist together on the chromosome are more often inherited as a unit. These observations led to the concept of genetic linkage. This explains how her two closely related genes on the same chromosome are often inherited together.
The closer two genes are to each other on the chromosome the more likely they are to be inherited or linked together. Crossovers between two genes that are next to each other on the chromosome are very rare. If there is no crossover, the product is the parent gamete. A recombinant gamete is the result of a cross. Structural changes can occur in any cell during egg or sperm cell formation, during early fetal development, or after birth.
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One molecule of glucose is broken down into two pyruvate molecules.
A. cellular respiration
B. glycolysis
C. photosynthesis
Answer:
B
Explanation:
a double-reciprocal plot of 1/v0 versus 1/[s] for an enzyme in the presence of increasing concentrations of an uncompetitive inhibitor will have lines corresponding to the different inhibitor concentrations that are best described by which statement?
The statement "(B) The lines will cross the y-axis and will be parallel to each other." is what best describes a double-reciprocal plot of 1/v0 versus 1/[s] for an enzyme in the presence of increasing concentrations of an uncompetitive inhibitor.
Taken together, the reciprocals of both sides of the Michaelis-Menten equation yield the double-reciprocal equation. Plotting the inverse starting velocity (1/V0) as a function of the inverse of the substrate concentration (1/[S]) yields the double-reciprocal plot, sometimes referred to as the Lineweaver-Burk plot.
A straight line is created, allowing for the precise determination of the Vmax and, by extension, the precise determination of KM.
You can view the double reciprocal plot that illustrates non-competitive inhibition in the accompanying image. Because the inhibitor can only bind to the enzyme substrate complex, this non-competitive inhibition is distinguished by this property.
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Question correction:
A double-reciprocal plot of 1/V0 versus 1/[S] for an enzyme in the presence of increasing concentrations of an uncompetitive inhibitor will have lines corresponding to the different inhibitor concentrations that are BEST described by which statement?
A) The lines will intersect at the x-axis to the left of the y-axis.
B) The lines will cross the y-axis and will be parallel to each other.
C) The lines will intersect to the left of the y-axis but above the x-axis.
D) The lines will intersect below the x-axis, to the right of the y-axis.
E) The lines will be parallel to each other but will not cross the y-axis.
when the membrane potential become more positive, changing for example from -70 mv to -50 mv, this is called . question 22 options: hyperpolarization nonpolarization depolarization repolarization
When the membrane potential becomes more positive, this is called depolarization.
When a stimulus reaches a resting neuron, depolarization happens. The gated sodium ion channels on the neuron's membrane suddenly open during the depolarization phase, allowing sodium ions (Na+) from outside the membrane to flood the cell.
What are the stages of nerve impulse transmission?
The action potential has three stages: depolarization, repolarization, and recovery. It moves swiftly down the neuron's axon as an electric current. At an electrical or chemical synapse, a nerve impulse is sent from one cell to another.
Therefore, when the membrane potential becomes more positive, this is called depolarization.
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