The digestive system helps the body maintains homeostasis by supplying the organelles with...

A. waste products and fat
B. Water and energy
C. toxins and enzymes
D. Oxygen and water

Answers

Answer 1

Answer: I believe it’s C

Explanation:

Answer 2
it’s c we did that discussion today :))

Related Questions

A restaurant owner wants to serve fresh-cut fruit. What factors
might be considered in choosing a recipe and preparation method?

Answers

Answer:

A factors  might be considered in choosing a recipe and preparation method is discussed below in details.

Explanation:

Explanation:

1.Oxidation- some fruit after slicing on vulnerable to air starts to oxidize this drives to a shift of color, this color shift could differ from light brownish to blackish brown in some fruits such as apple this could perform it appealing to the customer.

2. Shelf life- How prolonged can the fruits begin after disclosure to air before it starts to lose its gustation believing they are not eaten quickly. This has to acknowledge in choosing fruits.

3. Time- How long will it take to make and prepare the fruits ready, some fruits demands some thorough cleansing, expert cutting skill

if all will be possible and will match up the time needed for the fruits to be served.

During a murder investigation, the medical examiner tests the contents of the
victim's stomach to try to identify their last meal and establish a connection to a
suspect. The contents tested using Lugol's iodine turned a dark purple color
which indicates the presence of starch. This test indicates which of these
macromolecules was present in the victim's last meal? *

A. Proteins
B. Carbohydrates
C. Lipids
D. Nucleic Acid

Answers

D bucolic acid is history and rain stomach

please help, anything will do! thank you! I have provided eveyrhtign and did the lab (procedures).

Answers

The whale and the bat are the most different because of the size of the hands or fins.

And the human and the cat are the most similar because they are almost identical to each other from the bottom up


You can conclude that the one that were alike were related in some type of way

Which environmental policy must consider the expensive startup costs associated with building machines that harvest energy from clean sources? reducing air pollution regulating deforestation introducing new farming methods protecting ocean reefs

Answers

Answer:

i think its A

Explanation:

Answer:

A. reducing air pollution

Explanation:

edge 2022

The function of the testes and ovaries in reproduction

Answers

Testes            

-Male reproductive gland that produces sperm and male hormones

Ovaries          

-Female reproductive gland that produces eggs and female hormones

Hope this helped!

Which of these is a characteristic of sexual reproduction?A)It takes place in all cells of the body.B)It forms exact copies of the parent cell.C)It results in offspring with genetic variation.D)It requires only one parent to form a daughter cell.

Answers

Answer/Explanation:

It results in offspring with genetic variation. 2 different mates must be used in sexual reproduction. This is because each person is different since cells are produced and combined differently in the original offsprings. If the two adults were exactly the same, the offspring would have the exact same cell traits. Likewise will be done for the offspring of the two adults. The genes may be similiar to the ones of the adults, but since combined it will not be an exact replica. In the long run sexual reproduction will result in an offspring with slightly different traits or genetic variation.

what position will kamala harris hold on sunday 20,2021

Answers

Answer:

Vice President?

Explanation:

Answer:

vice president she the first black woman,indian and woman to be vice president her innaguration was yesterday

Explanation:

Leaves are composed of vascular tissue that brings water in so that ground tissue can conduct photosynthesis. Based on this information, what level of organization describes leaves?

Tissue
Tissue

Organ
Organ

Organ system
Organ system

Organism
Organism

Answers

Answer:

Organism

Explanation:

All the things listed are the characters of an organism

PLEASE HELP AND THANK YOU!!!

Think about the factors that will influence the evolution of humans in the future. Name one factor that would exert influence through the process of natural selection and one factor that would exert influence through artificial selection.
A. natural selection: genetic engineering; artificial selection: demands placed on the brain
B. natural selection: individual mating choice; artificial selection: diseases
C. natural selection: diseases; artificial selection: genetic engineering
D. natural selection: demands placed on the brain; artificial selection: diseases

Answers

Part C

Projected values are only estimates. Can you think of either a natural or artificial factor that could increase or decrease the actual amount of wind energy the United States produces in the future?

Edmentum sample explanation:

Technological advancements in the future could lead to the production of higher-efficiency turbines, which could generate more electricity than originally predicted. Climate changes over time could affect wind speeds in a region, leading to higher or lower energy production.

The factors that would exert influence through the process of natural selection are a natural selection: diseases; artificial selection: and genetic engineering. The correct option is C.

What is natural selection?

The strongest survive through natural selection, and the most favored traits endure through evolution. Natural selection is the result of selection pressure on a population's frequencies of a specific allele. Evolution is the process through which, over an extended period of time, new sets of naturally selected organisms emerged.

Future technological developments might result in the creation of turbines with a higher efficiency, which might produce more electricity than was initially anticipated. Wind speeds in a place may alter as the climate shifts through time, which could result in increased or decreased energy output.

Therefore, the correct option is C. natural selection: diseases; artificial selection: genetic engineering.

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How do Hadley cells affect savannas climate

Answers

They do because they do

Geologic Time Scale

Time Period Duration (Millions of Years ago)

Cenozoic 66-0

Mesozoic 252-66

Paleozoic 541-252

Trilobites appeared approximately 521 years ago and disappeared approximately 250 million years ago. During which era did the trilobites live?

a
Cenozoic
b
Mesozoic
c
Paleozoic
d
None of These

Answers

Answer:

C. Paleozoic

Explanation:

Trilobites are a group of extinct marine arthropods. Just like many animals from today, including crustaceans, spiders, and insects, they belonged to the phylum Arthropoda. They lived in the Paleozoic era.

We can make this conclusion based on the fact that the period they existed in (from 521 to 250 million years ago) mostly fits the period described as Paleozoic (from 541 to 252 million years ago). However, we can see that they went extinct in the Mesozoic (250 million years ago is more than 252 million years ago). Compared to the entire time they existed, 2 million years is a relatively small amount of time, which makes Paleozoic the correct option.

Which of the following characteristics apply mainly to invertebrates? (Choose all that
apply.)
A.) many different body plans that display all types of symmetry
b.) backbone and inner skeletal structure
c.)lack of skeletal structure in their bodies
d.)limited to no development of organ systems

Answers

Answer:

c and d

Explanation:

because they are cold blooded n have no back bone

The characteristics that mainly apply to invertebrates are as follows:

Lack of skeletal structure in their bodies.Limited to no development of organ systems.Many different body plans display all types of symmetry.

Thus, the correct options are A, C, and D.

What are Invertebrates?

Invertebrates may be defined as those forms of living organisms that lack a backbone, spinal cord, and central nervous system.

Invertebrates generally have bilateral or radial symmetry. They can be asymmetrical as well. They only have either incomplete or complete digestive systems. Invertebrates completely lack a skeletal system.

Therefore, the correct options for this question are A, C, and D.

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EASY 10 POINTS

Why do plant cells need chloroplasts?

Answers

Answer:

Chloroplasts are organelles found in plant cells and eukaryotic algae that conduct photosynthesis. Chloroplasts absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant. In this respect they are similar to mitochondria, but are found only in plants and protista.

Explanation:

mark BRAINLIST!

thx

Most enzymes are proteins. Many cells make and use an enzyme called catalase to facilitate the decomposition of hydrogen peroxide (H2O2). The products of the decomposition are hydrogen (H2) and oxygen (O2). Stephanie is investigating the structure and function of catalase, and she is comparing catalase to other proteins. What can Stephanie predict will distinguish the structure of catalase from the structures of the other proteins she is studying? A. many regions made entirely of hydrogen and oxygen B. the chemical properties of the peptide bonds C. the types of amino acids it contains D. the sequence of amino acids it contains

Answers

Answer:

The correct answer is - B. the chemical properties of the peptide bonds.

Explanation:

The difference between the structures of catalase from other proteins depends on the chemical properties of the peptide bonds present in between the amino acids which decide the pH and temperature by their disruption. These bonds present between two alpha-amino acids when carboxyl of one amino acid interacts with the amino group of the other to form an amide-type covalent bond.

can someone quickly answer this i need to finish so many other things lol

Answers

Explanation:

A eukaryotic cell contains membrane-bound organelles such as a nucleus, mitochondria, and an endoplasmic reticulum. Organisms based on the eukaryotic cell include protozoa, fungi, plants, and animals. These organisms are grouped into the biological domain Eukaryota.

Any organism which has a closed membrane for a nucleas is a eukaryotic cell.

(organisms who dont have a nuclear memebrane is called prokaryotic cell)

We have eukaryotic cells as we have nuclear membrane but a bactaria(a prokaryotic cell) doesnt have a nuclear memebrane and all of its nuclear substances are floating insdie it getting jumbled up.

A fungus cell is a prokaryotic cell. True or false?

Answers

A fungus cell is a eukaryotes so it’s false

What is the correct order of a food chain containing the following organisms: quail (bird), desert shrub, coyote, snake?

Answers

Answer:

desert shrub - quail - snake - coyote

Explanation:

the quail bird eats the desert shrub, the snake eats the quail, the coyote (a-pex predator in this chain) eats the snake.

what does the process of breaking and reforming bonds allow cells to make?

Answers

Synthesis releases energy because the molecules bond to form a stable configuration and therefore give up energy. The bonded molecules have a lower energy level than free molecules and are held in the new bond.

The process of breaking bonds between molecules and the making or reforming of bonds encompasses chemical processes which allows the creation or formation of new molecules.

When bond is broken such that a certain element splits from a compound, new molecule is formed. Endothermic processes required energy to break bonds between atoms.

Bond making on the other hand are exothermic processes which involves merging of bond accompanied by the release of energy to form new molecules.

Therefore, bith Endothermic and exothermic processes allows cells to make new molecules.

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Why is taxonomy important? Taxonomy allows scientists to analyze DNA and RNA sequences. Taxonomy allows a better understanding of relationships among species. Taxonomy allows the manipulation of genes for medical purposes. Taxonomy allows scientists to use both common names and domains of life.

Answers

Answer:

Taxonomy allows a better understanding of relationships among species.

Explanation:

Taxonomy is important because it allows a better understanding of relationships among species. Thus, the correct option is B.

What is Taxonomy?

Taxonomy may be defined as the process of classification of living organisms on the basis of their characteristics.

Carolus Linnaeus, a Swedish botanical taxonomist is known as the father of taxonomy. He was the one who formulate a classical system for defining living plants and animals on the basis of their defining characteristics.

Therefore, taxonomy is important because it allows a better understanding of relationships among species. Thus, the correct option is B.

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PLSS HELP!!

1. cellular respiration produces

A. cellulose
B. oxygen
C. ATP
D. glucose

2. to produce starch, glucose molecules bond together through

A. photosynthesis
B. cellular respiration
C. dehydration synthesis
D. nucleotides

3. by which process does yeast produce the carbon dioxide responsible for bread rising?

A. photosynthesis
B. glycolysis
C. cellular respiration
D. dehydration synthesis

4. what is a component of amino acid not contained in starch?

A. amino acids contain carbon
B. amino acids contain oxygen
C. amino acids contains hydrogen
D. amino acids contain nitrogen

5. which two processes provide the glucose and nitrogen used to form amino acids in plants?

A. photosynthesis and nitrate absorption
B. cellular respiration and the citric acid cycle
C. photosynthesis and dehydration synthesis
D. glycolysis and nitrate absorption

Answers

Answer:

1. ATP

Explanation:

Cellular respiration produces ATP. Thus, the correct option is C. To produce starch, glucose molecules bond together through dehydration synthesis. Thus, the correct option is C.The process through which yeast produces the carbon dioxide responsible for bread rising is known as glycolysis. Thus, the correct option is B. A component of amino acid that is not contained in starch is nitrogen. Thus, the correct option is D. Photosynthesis and nitrate absorption are the two processes that provide the glucose and nitrogen used to form amino acids in plants. Thus, the correct option is A.

What is Cellular respiration?

Cellular respiration may be defined as the chemical process of breakdown of food in the cell with the liberation of energy in the form of ATP.

Photosynthesis is a chemical process through which green plants most photosynthetic algae synthesize their own food in the form of glucose. While nitrate absorption is the process through which nitrogen in the soil is significantly absorbed by the root of plants in form of nitrates.

Fermentation is initiated with the process of glycolysis, but it does not involve the upcoming two stages of aerobic cellular respiration such as the Krebs cycle and oxidative phosphorylation.

Therefore, each of the above questions is well described above.

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Hey I just want to give back to the community for helping me up to expert. U dont have to answer the question but its hear for fun. Why do people shrink when the get older?

Answers

Answer:

Reynolds Institute on Aging, says that we can shrink for several different reasons. “Older adults can get shorter because the cartilage between their joints gets worn out and osteoporosis causes the spinal column to become shorter,” he says. “Adults can also lose lean muscle mass but gain fat

Explanation:

thx for points!!!!!!!!!!!!!!

Answer:

“Older adults can get shorter because the cartilage between their joints gets worn out and osteoporosis causes the spinal column to become shorter,” he says. “Adults can also lose lean muscle mass but gain fat. This is a condition called sarcopenia.”

The pancreas is a human body organ that produces digestive enzymes and two very important hormones : insulin and glucagon. These two hormones work together to regulate the level of the sugar glucose in the bloodstream. If glucose levels in the bloodstream are too low, the pancreas secrets glucagon which causes the glucose level to increase. if blood levels are too high, the hormone insulin will lower the glucose level. if a person has just eaten a meal containing a large amount of sugar and other carbohydrate, which statement best describes how the pancreas will respond.

Answers

Answer:

If you have just eaten large amounts of sugar, your pancreas will in return release a large amount of insulin to even it out again.

Explanation:

What substances are combined with sunlight in the process of photosynthesis?
A. carbon dioxide and water
B. water and simple sugar
C. carbon dioxide and oxygen
D. oxygen and simple sugar

Answers

Answer:

A. carbon dioxide and water

Alexis is using models of the cell membrane to compare the types of cellular transport. One

model shows a molecule entering through a protein pump. Which ope of cell transport is
being modeled?
A
diffusion because protein pumps are needed to move substances from a higher
concentration to a lower concentration
8
endocytosis, because protein pumps transport substances that are too large to
pass through the cell membrane
active transport, because protein pumps are needed to move substances against a
concentration difference
D
osmosis, because protein pumps allow water to cross the cell membrane

Answers

Answer:

C. active transport, because protein pumps are needed to move substances against a concentration difference

Explanation:

There are two major types of transport in living cells namely: passive transport and active transport. The passive transport moves molecules down a concentration gradient and hence, do not need energy (ATP) to occur. However, on the other hand, ACTIVE TRANSPORT moves substances against their concentration gradient, thus, require energy input.

Active transport makes use of PROTEIN PUMPS to achieve this process. Hence, in this case where Alexis is using models of the cell membrane to compare the types of cellular transport. The model that shows a molecule entering through a protein pump is modelling ACTIVE TRANSPORT.

If a father has type A blood and the mother has Type AB blood, they would NOT have a child with which of the following blood types?

AB

A

B

O

Answers

Answer:

If a father has type A blood and the mother has type AB blood, they cannot have a child with blood type O, although depending on the father's genotype, they may not have children with a B blood type either.

Explanation:

Blood type is determined by the presence or absence of surface antigens A and B, which is genetically determined and establishes the pattern of inheritance.

Alleles that define the presence of antigens A and B are co-dominant, while the absence of antigens - as in blood type O - is a recessive trait.

Type A contains antigen A and its genotype can be A|A or A|O. Type B contains the B antigen, whose genotype can be B|B or B|O. Blood type AB contains both antigens and a single genotypic expression A|B Type O blood lacks surface antigens, with genotype O|O.

The father with blood type A can have two genotypes, A|A or A|O, which raises 2 possible scenarios:

1. Father A|O with mother A|B

Alleles       A         O

A              A|A      A|O

B              A|B      B|O

In this case there is no chance of having a child with blood type O, 50% chance of having children with blood type A, 25% B and 25% AB.

2. Father A|A with mother A|B

Alleles        A        A

A               A|A     A|A

B               A|B     A|B

50% chance of having a child with blood type A and 50% with blood type AB. In this case there is no chance of having children with blood type O or B.

how do the weight of objects on earth compare the weight of the objects on the moon why do you think this is

Answers

Answer:

Being that the moon has a gravitational force of 1.622m/s 2, we multiply the object's mass by this quantity to calculate an object's weight on the moon. So an object or person on the moon would weigh 16.5% its weight on earth. Therefore, a person would be much lighter on the moon. Conversely, a person is 83.5% heavier on earth than on the moon.

Explanation:

hope this helps you out love!! <3

Answer:

weight of objects on EARTH> weight of objects on MOON

Explanation:

weight= mass * gravity

assuming both objects have the same mass, the environment with greater gravity will result in a greater weight

gravity of earth > gravity on the moon

so

weight of objects on EARTH> weight of objects on MOON

2/3 divided by 1/6

Answers

Answer:

4

Explanation:

Help me I need help pls
It’s question 3

Answers

D. Gene

A gene is a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

which structure makes proteins using instructions from the nucleus

Answers

Answer:

ribosomes

Explanation:

Ribosomes are small particles of RNA and protein found throughout the cytoplasm. Proteins are assembled on ribosomes. The nucleus gives coded instructions to the ribosomes, so they know what proteins to build.

Which statement is NOT a part of the cell theory?
Cells come from preexisting cells.
Cells are the basic unit of function of living things.
Cells are the basic unit of structure of living things.
Cell parts such as chloroplasts are self-replicating.

Answers

Answer:

Cells such as chloroplasts are self replicating

Explanation:

a chloroplast is not a cell its an organelle.

Cell Theory is a scientific theory proposed by Schwann in the year 1839. The cell theory has primary three postulates, which are used to describe the functioning of cells.

The correct answer is:

Option D. Cell parts such as chloroplasts are self-replicating.

The postulates of the cell theory are:

1. The cell theory states that all living cells arise from pre-existing cells.

2. The cells are the basic structural and functional unit of life.

3. The hereditary information is passed on from cell to cell, and the energy flows within the cell.

Thus, the statement that is not a part of cell theory is that chloroplast are self-replicating.

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