Which of these is true about DNA, proteins, and the expression of genetic traits? A. Enzymes break down DNA, releasing amino acids that join to form proteins and express various traits. B. DNA is mutated by a chemical passed from parents to offspring to form proteins that express traits. C. Genes in DNA code for the production of proteins, which cause traits to be expressed. D. Proteins bind to DNA, which activates them and forces them to express certain traits.

Answer:

A) the original bacterial cell will produce HGH

B) the offspring of the transformed bacteria will produce high HGH

C) HGH can be isolated from bacterial cultures and used as a pharmaceutical

Explanation:

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The plasmid is the circular extrachromosomal DNA that is used in genetic engineering. In the given scenario the original bacterial cell will produce HGH, it can be isolated from bacterial cultures, and the offspring of the transformed bacteria will yield high HGH.

Genetic engineering is the process that uses technologies that are laboratory-based to alter the DNA buildup of an organism.

It involves modification through plasmids also which are used to transfer the foreign sequences to different cell types.

The plasmid is inserted through transfusion in bacteria.

In the given scenario, after genetically modifying, the human growth hormone, the following can be the consequence.

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

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Answer:4,500

Explanation:6mm times 750 equals 4,500

The conversion of 8 H₂O molecules to 2 H₂O molecules is a chemical change that occurs through a dehydration or condensation reaction. This process involves the removal of water molecules to form a larger molecule and requires energy to occur.

This is a reaction that occurs between two molecules, and results in the formation of a single, larger molecule, while releasing a small molecule, usually water. In this case, the small molecule is water (H₂O), hence the name dehydration or condensation reaction.
During this reaction, the 8 H₂O molecules combine to form 4 H₂O molecules. This reaction is often used in the laboratory to create polymers from monomers. It can also be used to produce certain biomolecules such as carbohydrates, proteins, and nucleic acids, as well as other chemical compounds.
In order to carry out this reaction, energy is required. The reaction occurs in several steps and involves the removal of water molecules from the original 8 H₂O molecules, forming a new, larger molecule. The reaction is reversible, which means that it can be carried out in both directions, depending on the conditions and reactants involved. Thus, the conversion of 8 H₂O molecules to 2 H₂O molecules is a chemical change that can occur through a process known as dehydration or condensation reaction.

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Answer:

B

Explanation:

The correct option is B: An increase in the affinity of hemoglobin to bin oxygen molecules.

Hemoglobin (Hb) is a protein in red blood cells that binds oxygen and facilitates its delivery to tissues throughout the body. Oxygenated Hb, also known as oxyhemoglobin (HbO2), has a bright red color and a high affinity for oxygen.

In contrast, reduced Hb (deoxyhemoglobin; Hb) has a dark red appearance and a low affinity for oxygen. The affinity of Hb for oxygen is modulated by a variety of factors, including pH, partial pressure of carbon dioxide (PCO2), and the concentration of 2,3-bisphosphoglycerate (2,3-BPG).

A pH decrease shifts the curve right, indicating a decrease in oxygen affinity. A pH increase shifts the curve left, indicating an increase in oxygen affinity.

Hence, a change in pH from 7.2 to 7.4 around hemoglobin causes an increase in the affinity of hemoglobin to bind oxygen molecules.

The answer is option B, i.e. "An increase in the affinity of hemoglobin to bind oxygen molecules."

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Sex is a biological trait that refers to the observable physical and genetic characteristics that distinguish males from females. It is frequently assumed that sex is based on biological or genetic characteristics rather than social and cultural aspects.

The physical variations between males and females, such as genitalia and breasts, are some examples of sex differences. Thus, it is a biological characteristic rather than a social one. Both social constructionism and biological determinism, on the other hand, have opposing perspectives on gender. Biological determinism emphasizes that gender differences are inborn, while social constructionism emphasizes that they are socially produced. According to the social constructionism perspective, gender identity and the roles associated with it are the product of socialization and cultural expectations, whereas biological determinism focuses on innate biological differences and the impact of biology on gender.

The claim that sex is a biological trait and not socially constructed can be supported by two course materials. The article "Sex as Biological and Gender as a Social Construct" by Anne Fausto-Sterling argues that sex is a biological characteristic because it is based on genitalia and chromosomes, while gender is socially constructed. This article suggests that sex is primarily concerned with physical characteristics, while gender is linked to social and cultural expectations, which is consistent with the idea that sex is biological and gender is social.

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Answer:

In Science last year, they called them, Parasitic Plants

Explanation:

Answer:

Holoparasites get all of their food and nutrients from a host plant. Rafflesia and the dodder are holoparasites. The term "hemiparasite" refers to an organism that gets some of its nutrients from its host but also performs photosynthesis (the process by which non-parasitic plants make their own food).

Explanation:

Answer:

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Answer: Personal health is a state of complete physical, mental and social well-being.

An individual can maintain his/her health by taking proper nutrition, drinking clean water, observing domestic and personal hygiene, adopting good habits and a healthy lifestyle, exercising regularly and relaxing, etc.

Community Health

Community health compromises of improving, maintaining, and protecting the health of the whole community.

Community health can be maintained by providing health education, maintaining proper hygienic and sanitary conditions by proper disposal of sewage, providing healthcare services, providing safe drinking water, etc.

ANSWER:GIVEN BELOW

The climate of a region depends on many factors including the amount of sunlight it receives, its height above sea level, the shape of the land, and how close it is to oceans. Since the equator receives more sunlight than the poles, climate varies depending on its distance from the equator.

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Answer:

The hypothalamus

Explanation:

If this organ is damaged or has a tumor it would disrupt its function.

- it is the connection between the nervous system and the endocrine system.

Answer:

0%

Explanation:

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Answer: There are literally countless single celled life forms all over the planet and every creature living is the descendant of single celled organisms. So the answer to your question as written is no, a cell can survive perfectly fine on its own, without the support of other cells, so long as its in a favorable environment.

Explanation:

Answer: No

Cells in bodies of living organisms are designed to help one another, so cells can not live/survive without support of other cells. They work in unity to help our body.

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The diagram illustrating meiosis is attached.

In sexually reproducing organisms, meiosis is a type of cell division that results in a reduction in the number of chromosomes in gametes (the sex cells, or egg and sperm). Body (or somatic) cells in humans are diploid, meaning they have two sets of chromosomes (one from each parent)

Meiosis is a type of cell division that results in the production of four gamete cells and a 50% reduction in the number of chromosomes in the parent cell. To produce egg and sperm cells for sexual reproduction, this process is necessary. Cells go through prophase, metaphase, anaphase, and telophase during each round of division.

Interphase: The DNA in the cell is copied resulting in two identical full sets of chromosomes.

Prophase: Each chromosome is composed of two sister chromatids containing identical genetic information.

Metaphase: The chromosome pairs line up next to each other along the center of the cell.

Anaphase: The meiotic spindle then separates the pair of chromosomes by pulling one chromosome to one pole and the other chromosome to the opposite pole of the cell.

Telophase and cytokinesis: The chromosomes complete their move to the opposite poles of the cell.

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Answer:

the S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. in this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.

in S phase, the cell synthesizes a complete copy of the DNA in its nucleus. it also duplicates a microtubule-organizing structure called the centrosome. the centrosomes help separate DNA during M phase.

Explanation:

Answer:

Crooks are slowly broken down into sediment or soil

Answer:

C

Explanation:

Because I got it right also kanye west the best rapper

Answer:

B. the study of matter and how it changes

Explanation:

Answer:

The answer is alcohol.

Explanation:

It is not benzene, meth, and tobacco smoke.

Answer:

because nitrate is esensial for the growth of the plants and it helps the plant grow so more nitrates causes it to grow quicker

Explanation:

Algae, phytoplankton, and even plants in the water quickly absorb the nitrates and phosphates and grow to enormous quantities when there are excess nutrients present.

A broad and varied collection of photosynthetic eukaryotic organisms are collectively referred to as algae informally. It is a polyphyletic group that consists of species from various separate clades.

Nitrogen, which is required to create amino acids, can be found in nitrates. More nitrates equate to more nitrogen, which results in more proteins, and this, of course, aids in the growth and division of cells.

Nitrates are a source of nitrogen that plants use to produce the proteins necessary for proper growth. Through their roots, plants take in nitrates from the water. Fertilizers for plants contain significant amounts of nitrates. The amount of chlorophyll in leaves declines in the absence of nitrates.

Thus,  Due to this, entire bodies of surface water may see algae blooms and layers of plant development.

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Answer:

The correct answer is -

a. has a grossly enlarged face and hands compared to torso and limbs

c. is distorted because of the disproportionate representation of certain body parts relative to others in the somatosensory cortex

Explanation:

" Homunculus" is a graphical representation of a small but fully grown man which the foetus is believed to develop whereas somatosensory homunculus is a neurological representation of the brain of humans that shows the motor and sensory functions of the body.

It has a large number of sensory nerves from the hand that take a large part of the brain. The face also has many nerve endings and are represented by large areas of the homunculus. A distorted look comes from this uneven representation of different body parts in the homunculus.

When mice from the first population reproduce with members of the second population, the offspring in the second population will have greater genetic variety, option D is correct.

This mixing of genetic material introduces new combinations of genes, leading to increased genetic variety in the second population. This genetic variety is beneficial as it can enhance the population's adaptability and resilience to changing environmental conditions.

It provides a broader pool of genetic resources for natural selection to act upon, potentially leading to the emergence of advantageous traits. This increased genetic diversity can contribute to the overall fitness of the second population, allowing it to better respond to selective pressures and increasing its chances of long-term survival in the forest ecosystem, option D is correct.

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The complete question is:

Two populations of mice living in the same forest are separated by a large water-filled ditch. After a rainstorm, flooding brings several mice from one population to the other population. When the mice from the first population reproduce with members of the second population, which of the following will likely occur?

A. All of the offspring will die as a result of reproductive mutations.

B. The offspring will be forced to leave the second population.

C. The offspring will be genetically identical to their parent from the first population.

D. The offspring in the second population will have greater genetic variety.

Answer:

Flow of Energy can be explained by means of two models namely: single channel energy model and Y-shaped energy model.

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The body reabsorbs water to conserve it, thus the correct option is D. By boosting the kidneys' ability to reabsorb water, the hormone ADH aids in the body's ability to retain water.

The kidneys may modify the urine's concentration to correspond to the body's water requirements, preserving water if the body is dehydrated or diluting urine to eliminate excess water when necessary.

Water is expelled in equal amounts to that which is ingested through meals and beverages. Nevertheless, we must maintain a continuous water balance throughout our bodies. Water homeostasis describes this situation. We should lose as much water as we gain in order to maintain balance.

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Molecules start moving faster as the kinetic energy of the molecules becomes fast when the temperature increases. That's why, the rate of an enzyme-controlled reaction will change with the temperature.

An enzyme is a catalyst in biology, and its work is to lower the activation energy and increase the rate of reaction. But in this whole process, the enzyme itself is not being used up.

Whenever the temperature changes from high to low or low to high, the kinetic energy of the molecules in a reaction also changes.

Here, the temperature increases from 35°C to 55°C, there will be more kinetic energy.

So, if the kinetic energy is more, there would be more collision between molecules which thus results in more complex substrates formed.

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Answer:Molecules start moving faster as the kinetic energy of the molecules becomes fast when the temperature increases. That's why, the rate of an enzyme-controlled reaction will change with the temperature.

An enzyme is a catalyst in biology, and its work is to lower the activation energy and increase the rate of reaction. But in this whole process, the enzyme itself is not being used up.

Whenever the temperature changes from high to low or low to high, the kinetic energy of the molecules in a reaction also changes.

Here, the temperature increases from 35°C to 55°C, there will be more kinetic energy.

So, if the kinetic energy is more, there would be more collision between molecules which thus results in more complex substrates formed.

Explanation:

For a lady bug population at the beginning of summer, the food supply and habitat are almost limitless.The population of beetles relocated to a more vegetated area 125 individuals will be added in the next generation.

The bettle habitat would presumably continue to blend in if bug moved to a greener area by staying green. Species that depended on camouflage either changed to fit the new environment or became extinct. The process of industrial melanism is referred to as micro-evolution since it involves changes in the species.They had a survival advantage since birds found it difficult to distinguish the black-bodied moths against their dark surroundings. As a result, the black bodied moths underwent natural selection and multiplied. This is a prime example of Darwin's theory of natural selection in action.

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A soil with 60 percent sand, 30 percent silt, and 10 percent clay would be classified as a sandy loam.

The soil texture triangle is a triangle in which the bottom side illustrates percent sand, while the right and left sides indicates percent silt and clay. The soil textural triangle is used to determine soil type based on percentages of sand, silt and clay.

So we can conclude that A soil with 60 percent sand, 30 percent silt, and 10 percent clay would be classified as a sandy loam.

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Answer:

Both the euglena and volvox use chloroplasts to obtain food through photosynthesis.

Explanation: