how might the cost of medical technology influence the choices to consumers?​

Answer:

Explanation:

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The chances of Sam and Diane's healthy child not carrying Tay-Sachs disease will be 75 percent.

The Tay-Sachs infection is caused by a change in the HEXA gene. Tay–Sachs illness is an autosomal passive hereditary clutter, meaning that when both guardians are carriers, there's a 25% hazard of giving birth to an influenced child with each pregnancy.

A changed duplicate of the quality is passed from each parent to the influenced child. The causes are hereditary.

Tay-Sachs disease is a metabolic hereditary clutter that appears a dynamic weakening of mental and physical capacities due to nerve harm in the brain and spinal rope. It comes about in loss of muscle control and the long run, leads to visual impairment, loss of motion, and passing.

In this case, Sam and Diane have the recessive alleles for Tay-Sachs disease, so the healthy baby will have a 75percent chance of not having the disease.

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Answer: in facilitated diffusion there are a specialized membrane channels.

Explanation:

When the chromosomes in a sex cell exchange genetic material during Meiosis I. this is called crossing over.

Crossing over in meiosis is the exchange of genetic material or chromosome segments between non-sister chromatids. This happens when homologous regions on corresponding chromosomes exchange with one another.

Significance:

The process of evolution depends on crossing across.

Genetic maps can be constructed thanks to its frequency.

It results in a novel gene combination.

The thread-like chromosomes found in the nucleus are responsible for transmitting genetic material from one generation to the next. Cell division, inheritance, variation, mutation, repair, and regeneration all depend on them.

In eukaryotic cells, the genetic material is contained in chromosomes, which are composed of highly structured DNA molecules and supported by histone proteins.

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(C) Telophase happens directly after Anaphase.

Telophase is the last phase of the M-phase of cell division. It occurs in both mitosis as well as meiosis. It is the termination phase where the divided chromosomes reach on the poles and start to unwind, the mitotic spindle disassembles and all the cell organelles reappear.  

Anaphase is the third phase of the M-phase of cell cycle. In this phase the actual separation of the chromosomes occurs in the opposite poles so that each daughter cell gets its share of genetic material.  The mitotic spindles remain attached to the chromosomes during anaphase.

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Answer

C - teeth they have

Explanation

Answer:

C. Teeth they have

Explanation:

Carnivores, herbivores and omnivores may have some similarities in the shape and size of teeth, but each have teeth that are specifically adapted to the drastically different diets these animals consume.

The physical and computer models can help design a solution for an ecological problem by showing the problem in the form of the model.

Modeling provides possibilities for the exploration of ideas that are not easily pursued through field experimentation and in the laboratory. Ecologists use models to simulate the systems they study and to investigate theories of the way those systems operate. An ecosystem model is a collection of mathematical representations of an ecological system. There are three types of ecological models i.e. temporal, spatial, and spatial-dynamic.

So we can conclude that with the help of a model the problem can be shown so we can say that physical and computer models can help design a solution for an ecological problem.

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In light-dependent reactions, when light strikes the pigments and excited electrons are passed to p700 or p680 chlorophyll molecules, chlorophyll absorbs energy from sunlight and then converts it into chemical energy with the use of water.

Within the light-dependent responses, which take put in the thylakoid film, chlorophyll absorbs energy from daylight and after that changes over it into chemical vitality with the utilization of water.

The light-dependent responses discharge oxygen as a byproduct as water is broken and separated.

Each photosystem is adjusted by the light-harvesting complex, which passes vitality from daylight to the response center. It comprises numerous radio wire proteins that contain a blend of 300–400 chlorophyll a and b particles as well as other colors like carotenoids.

The photon causes an electron within the chlorophyll to end up “excited.” The vitality given to the electron permits it to break free from a molecule of the chlorophyll atom.

Chlorophyll is in this manner said to “donate” an electron. The retention of a single photon or particular amount or “packet” of light by any of the chlorophylls pushes that particle into an energized state.

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It was frequently employed in the 1950s and 1960s to get rid of insects that ate crops.

However, DDT was essentially outlawed in the United States in 1972 after researchers found that birds like the peregrine falcon and bald eagle were eating the pesticide and were unable to hatch offspring due to eggshell weakening.

The peregrine falcon, the fastest bird and fastest animal in the world, is best renowned for its diving speed when flying, which may reach more than 300 km/h (186 mph). The underparts are white to yellowish white, with black bands on the bluish gray upper parts of the bird.

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The answer is yes this is true, the dynamic aspect of cytoskeletal function is made possible by the assembly and disassembly of a large number of complex proteins into larger aggregates. There are three types of the cytoskeleton: actin filaments (microfilament), microtubules, and intermediate filaments.

Hence, the above statement is true.

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(3) "There is another transposable element of the same type present in the cell and it expresses a functional transposable enzyme.​​​​​" is the circumstance that this insertion sequence would be able to transpose.

Bacterial insertion sequence is a type of straightforward transposon. DNA segments known as transposons have the capacity to relocate throughout the genome. Only the genes necessary for their transposition are carried by insertion sequences.

The protein needed for the transposition of bacterial insertion sequences is called transposase. The binding sites for this protein are the brief repetitions found at both ends of the bacterial transposons.

Transposase's primary job is to make staggered incisions in the target DNA region where the insertion sequence will be put. The target DNA has a gap created by the transposase cut, which is where the bacterial transposons are placed.

It wouldn't be able to transpose if a deletion mutation eliminated the transposase gene from the insertion sequence.

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Question correction:

An insertion sequence contains a large deletion in its transposase gene. Under what circumstances would this insertion sequence be able to transpose?

The following correctly identifies which organs develop from different embryonic tissue layers in a frog is Gastrula.

The ectoderm gives rise to the nervous system and epidermal skin cells the mesoderm gives rise to the muscle cells and connective tissue in the body, and the endoderm gives rise to the digestive system and other internal organs. The fertilized egg becomes a hard ball of cells increase. It then becomes a hollow ball of cells called a blastocyst In the uterus the blastocyst nests in the uterine wall.

Attaches to the placenta and develops into an embryo surrounded by a fluid-filled membrane. Gastrulation is defined as an early developmental process in which the embryo transforms from a one-dimensional layer of epithelial cells and reorganizes into a multilayered and multidimensional structure called the gastrula. Cotyledons are the primary cell layer formed during embryonic development.

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If the pituitary gland is damaged or removed, our growth and development are adversely affected.

Insulin reduces blood sugar levels.

The development of secondary sexual characteristics is directly related to gonads.

The pituitary gland is known as the master gland of the endocrine system because it controls many hormone glands in our body. Without Pituitary glands, the body wouldn't reproduce and grow properly and many other functions are not working properly in our body.

Insulin reduces the blood sugar levels in our body and provides glucose to the cell for the production of energy. When blood sugar levels are too low, the pancreas releases glucagon in the blood with help of insulin. Glucagon is a type of hormone that pancreas help to regulate your blood glucose levels. The liver release stored glucose which causes the blood sugar levels in the body to rise.

The pubertal changes in secondary sex characteristics like breast development, fat deposition, development of genitalia, changes in the larynx, and hair growth lead to increasing levels of gonads.

So we can conclude that our growth and development are adversely affected if the pituitary gland is damaged or removed.

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A petri dish contains one yeast cell whose nucleus contains 24 chromosomes. After the cell undergoes one round of its cell cycle, it will contain 48 cells, each with 24 chromosomes.

The cell cycle may be defined as the entire sequence of events happening from the termination of one nuclear division to the initiation of the next in a series of steps.

It is known that a yeast cell undergoes mitotic cell division. In mitosis, each parental cell produces two daughter cells with identical genetic material in each of them. So, the amount of chromosomes remains the same, i.e. 24 but the cell number increase twice.

Therefore, after the cell undergoes one round of its cell cycle, it will contain 48 cells, each with 24 chromosomes.

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Such replication would be an instance of conservative replication.

The correct option is B.

Additionally, in vitro DNA replication (DNA amplification) is possible (artificially, outside a cell). Starting DNA synthesis at recognized sequences in a template DNA molecule is possible using artificial DNA primers and cell-isolated DNA polymerases.

Before dividing, cells must copy their DNA. This promotes successful inheritance of genetic features by giving each daughter cell a copy of the genome. The fundamental mechanism of DNA replication is similar across all organisms, making it a crucial operation.

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The complete question is -

Suppose a double-stranded molecule similar to DNA replicates itself, such that one molecule contains two old strands and the other molecule contains two new strands. Such replication would be an instance of _______ replication.

a. semiconservative

b. conservative

c. dispersive

d. exact

e. complementary

Taiga is important as it provides a pleasant climate.

The taiga is crucial for the summer birds as a biome because it gives them a more comfortable environment and enough food during the summer when in the southern biomes it is considerably hotter and there is much less food and water available. However, the taiga only offers these favorable circumstances in the summer.

Due to the taiga's extremely cold climate, where the majority of the years see temperatures as low as -40 and -50 degrees regularly, the ground is frozen as are the tree branches, and there is a severe lack of food, summer birds are unable to live there year round and must migrate south as the summer in taiga comes to an end.

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Codominance is the type of inheritance pattern that is best described below.

Codominance, refers to a type of inheritance in which two alleles of the same gene are expressed separately to yield different traits in an individual.

The best example of codominance is ABO blood group. ABO blood grouping is controlled by gene I which has three alleles A, B, and O and show codominance. Codominant expression occurs when two different alleles are inherited at the same genetic location, and the products of both of the alleles are expressed. Codominance is the most common pattern in blood group genetics.

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genetic study that sought to tie the behavior of various dog breeds to their ancestry. The percentage of purebred dogs was around 50%, with the other dogs being "mutts." For specific breeds, some of the outcomes were relatively predictable, while many results showed no association.

For instance, Belgian shepherds, Border Collies (a type of herding dog), and Hungarian Viszla dogs shown the highest association between genetics and the capacity for understanding human speech and obeying directions (a trait known as biddability) (a hunting dog). Additionally, owners were asked to provide a list of other habits, and the researchers looked to see whether there were any genetic ties to those behaviors. "Doesn't bury toys" was a resoundingly favorable response, considering only 90% of Greyhounds do this. "Gets caught behind objects" (linked to genes for cognitive ability) and "howling" were the two negative behaviors most frequently mentioned as having a significant genetic component (near a gene involved in speech and language).

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Answer:

Cellular respiration is a process in which glucose is broken down to produce ATP, or energy. This same energy is essential to all processes within the cell, powering almost everything.

I'm sorry I couldn't provide a better explanation :(((

West Virginia compared to that of Virginia does not feature a process for initiated constitutional amendments in their constitution.

A constitution is described as the aggregate of fundamental principles or established precedents that constitute the legal basis of a polity, organization or other type of entity and commonly determine how that entity is to be governed.

The state of west Virginia has some differences in their constitutional amendment processes which is means that they do not feature the process for initiated constitution amendment.

Therefore in conclusion, amendments in West Virginia can only be put on the ballot done either through referral by the legislature or by a constitutional convention.

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Answer:

Newton's first law states that an object will remain at rest or move at a constant speed in a straight line unless it is acted on by an unbalanced force. According to Newton's first law, an unbalanced force is needed to move the book on your desk.

Explanation:

Thus, according to Newton's first law of motion, an object at rest begins to move when an unbalanced force acts upon it.

The development of the universe would not be able to move or function if there had been no dark matter.

This is referred to as the space, energy and matter present in space and is also everything we can feel, touch or see. Examples of the constituents include stars, planet etc and they have their unique properties and functions.

Without the presence of the dark matter in the universe, there will be no formation of  the larger versions of those galaxies and the universe won't be able to move or function thereby making it the correct choice.

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The answer choice which best supports the idea that most attempts by scientists to create new chemical elements will fail is that: (D) scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success.

A chemical element can be defined as a pure substance that comprises atoms having the same atomic number (number of protons) in its nuclei and as such, it is the primary constituent of matter. Also, a common characteristics for all chemical elements found on the periodic table is mass and volume.

In Chemistry, some examples of a chemical element include the following:

In this scenario, we can reasonably infer and logically deduce that a statement which indicates that an attempt by scientists to create new chemical elements will fail is stating that "scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success." because an experiment to create new chemical elements must be tested and they all should have multiple successful results.

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Complete Question:

Which of the following answer choices BEST supports the idea that most attempts by scientists to create new elements will fail?

(A) Scientists have to create a target with a carefully chosen atom; this is a process that takes months.

(B) Scientists have to smash atoms together and get them to stick; a positive charge makes them repel each other.

(C) Scientists have to bombard particles with specific protons; specialized atoms combine with neutrons.

(D) Scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success

We call specialized neurons in the occipital lobe’s visual cortex that respond to particular edges, lines, angles, and movements "feature detectors".

What are feature detectors?

Feature detectors are neurons present in the central nervous system, more specifically the brain. They efficiently receive visual information and respond to specific features, such as lines, edges, angles, movement, etc.

What makes these neurons special is the way they help the body respond to some type of visual stimulus that has unique characteristics.

In summary, feature detectors made it possible for humans to identify the shape of an object. A football goal keeper, for example, can easily identify a fast moving round ball and predict the angle to fly so as to complete a save. Identifying that round ball and the angle it is coming at is the function of feature detectors.

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Proteins and phospholipids make up the majority of the cell membrane's structural elements.

What is plasma membrane?

The majority of the plasma membrane is composed of proteins, carbs, and lipids (including phosphatidylcholine). The plasma membrane protects intracellular components from the extracellular environment. The plasma membrane, that also mediates cellular functions, regulates the substances that enter and leave the cell. The majority of the plasma membrane is composed of lipids (phospholipids as well as cholesterol), proteins, as well as carbohydrate groups linked to some of the lipids and proteins. Phospholipids are lipids made up of glycerol, two fatty acid tails, as well as a phosphate-linked head group.

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Radiometric dating is a method of determining how old something (perhaps a wooden artifact, stone, or fossil) is based on the presence of radioactive isotopes.

The basic logic behind radiometric dating is to determine the age of the sample by comparing the presence of radioisotopes in the sample to their known abundances and known half-lives (decay rates) on Earth.

Radiometric dating helps determine the age of ancient objects because many radioactive materials decay slowly. Rock age is determined by radiometric dating, which examines the proportions of two different isotopes in the sample.

Because radioactive isotopes decay at predictable rates, geologists can use instruments like this thermal ionization mass spectrometer to date samples. The half-life of an element is the time it takes for exactly half the amount of that element to decay. The age of a sample can be determined from the ratio of parent and daughter isotopes in the sample.

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An event which is a potential effects of a point mutation within a protein coding gene is: B. a nucleotide is replaced with another nucleotide, but the amino acid sequence remains the same.

A nucleotide can be defined as the subunit of deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) which typically comprises a nitrogenous base. Additionally, some portion of the nucleotide include the following:

Point mutation can be defined as a type of genetic mutation that occurs in a genome, which typically changes a deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) when a single base pair is deleted, added, modified or changed (altered).

In Genomics, it has been proven by scientific research that when a point mutation occurs within the protein coding gene, it typically causes a nucleotide to be replaced by another nucleotide, while the amino acid sequence of the nucleotide would remain the same.

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