Male reproductive functions are controlled mainly by hormones from the hypothalamus, and
A. anterior pituitary gland and testes.
B. posterior pituitary gland and testes.
C. anterior pituitary gland and adrenal glands.
D. posterior pituitary gland and adrenal glands.

Answer:

They are very versatile and have many different functions in the body, as listed below: Act as catalysts. Transport other molecules. Store other molecules.

Explanation:

The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.

Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.

Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.

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Answer:

Dextrose

Explanation:

Answer: D. More/allows

Explanation:

Answer:

b. more / does not allow

Explanation:

Organisms buried in mud are more likely to be preserved than those buried in sand because mud does not allow oxygen-bearing water to flow through easily.

Oxygen plays a significant role in the decay of organic matter. When organisms die, bacteria and other decomposers break down the organic matter, and oxygen is required for this process.

If oxygen is present, the organic matter will decay rapidly, and little or nothing will be left.

In contrast, mud tends to be more tightly packed than sand, which makes it harder for oxygen to penetrate and circulate, thus reducing the rate of decay and increasing the likelihood of preservation.

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Photosynthesis ceases when leaves wilt, mainly because photolysis, the water-splitting step of photosynthesis, cannot occur when there is a water deficiency.

The statement that correctly explains why photosynthesis ceases when leaves wilt is d. photolysis, the water-splitting step of photosynthesis, cannot occur when there is a water deficiency.

Photosynthesis is a process by which plants, algae, and some bacteria convert sunlight energy into organic compounds. The light reaction of photosynthesis produces oxygen, ATP, and NADPH, whereas the dark reaction produces glucose, the food of the plant.

The process of photosynthesis occurs in chloroplasts that are present in the green parts of the plant, mainly leaves and stem. Chlorophyll is the green pigment that plays a crucial role in photosynthesis.

Photosynthesis ceases when leaves wilt because the leaves are not getting enough water to support photolysis, the water-splitting step of photosynthesis.

During photolysis, water molecules are split into oxygen, protons, and electrons. The oxygen is released into the atmosphere, and the electrons are transferred to NADP+ to form NADPH, which is used in the dark reaction of photosynthesis to make glucose.

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Answer:

DNA is made up of nucleic acids. Bases adenine, guanine, thymine, and cytosine are then added in. They make different combinations, or sequences.

Explanation:

Answer:

The event that happens in photosystem I is that electrons are transferred to ferredoxin

Explanation:

This is a part of photosynthetic light reactions which makes use of light energy to transfer electrons from plastocyanin to ferredoxin.

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Answer:

D

Explanation:

got it right on edge

Answer:

use you tube to help you use the app the teacher is telling you to use

Explanation:

Because people that have used the app, could have shown information on how to use it on you tube

Answer:

Yeah i dont know how to use it either

Explanation:

Answer:

a) they eat or consume other animals

Answer:

Fat digestion begins in the stomach. Some of the byproducts of fat digestion can be directly absorbed in the stomach. When the fat enters the small intestine, the gallbladder and pancreas secrete substances to further break down the fat.

Answer:

Explanation:

   FT     Ft         fT         ft

Ft FFTt    FFtt    FfTt     Fftt

Ft FFTt    FFtt    FfTt    Fftt

Ft FFTt    FFtt    FfTt    Fftt

Ft FFTt    FFtt    FfTt   F ftt

from there count  the number of each combination to get your fractions

i suggest using a piece of paper and tallying them

The cause of genetic drift is sampling error, which occurs when allele frequencies of a sample are different from the population due to random chance. It is a genetic phenomenon.

Genetic drift is a sampling error due to differences in allele frequencies of a sample from a population due to random chance.

Genetic drift is known to decrease the level of genetic variation of a given population.

Genetic drift is common in founder populations (e.g., island populations).

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Repeated dna sequences represent a special challenge in genome sequence assembly would be harder to assemble correctly,sequences containing repeats longer than the DNA fragments to assemble.

Repeated sequences (additionally called repetitive elements, repeating devices or repeats) are styles of nucleic acids (DNA or RNA) that arise in a couple of copies during the genome. Repetitive DNA turned into first detected due to its speedy re-affiliation kinetics.

Generic repeated alerts withinside the DNA are essential to layout expression of particular coding series documents and to organise extra features critical for genome replication and correct transmission to progeny cells.

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Answer:

Robert Hooke

Explanation:

The image creates a database with genetic info (option 2).

A database with genetic info is a group of genetic sequences and data on they that can be used to understand the expression of different traits through the presence of polymorphisms in this case single nucleotide polymorphisms that may lead to differences between individuals.

Therefore, with this data, we can see that a database with genetic info can be used to understand why certain traits are present in some individuals while not in others.

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We used the stem plot because it is an effective way to display the distribution of yearly rock sole recruitment, as it groups data into stem (left) and leaf (right) digits.

Recruitment is one of the critical measures of ocean ecosystems' health. The recruitment of rock sole in the Bering Sea from 1973 to 2000 is shown below. 1973 - 173 1974 - 234 1975 - 616 1976 - 344 1977 - 515 1978 - 576 1979 - 727 1980 - 1411 1981 - 1431 1982 - 1250 1983 - 2246 1984 - 1793 1985 - 1793 1986 - 2809 1987 - 4700 1988 - 1702 1989 - 1119 1990 - 2407 1991 - 1049 1992 - 505 1993 - 998 1994 - 505 1995 - 304 1996 - 425 1997 - 214 1998 - 385 1999 - 445 2000 - 676

We have to create a stem plot for rock sole in the Bering Sea for the given data, i.e., Recruitment (millions) from 1973 to 2000. We should round the data to the nearest hundred, as instructed above to make the stemplot. The stemplot for the given data is shown below. 0| 3 4 5 5 6 7 7 8 9 1| 0 0 1 1 2 4 7 7 8 9 2| 2 3 4 5

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The term leukemia means white blood. White blood cells (leukocytes) are used by the body to fight infections and other foreign substances. Leukocytes are made in the bone marrow. Leukemia leads to an uncontrolled increase in the number of white blood cells.

Common causes of leukocytosis include having an infection, but it also can occur if a person has had bone tumors or leukemia.

Septic shock may cause either leukocytosis or leukopenia. Many septic patients exist between these two extremes, with a normal WBC (such patients often develop leukocytosis in a delayed fashion). For example, half of the patients presenting to the hospital with bacteremia may have a normal WBC.

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The effects are produced by an enzyme on the general reaction is all above

An enzyme can significantly speed up the reaction rate by lowering the activation energy and thus accelerate the chemical reaction without being consumed by it. The effects produced by an enzyme on the general reaction are as follows:1. The formation of the transition state is promoted, 2. The activation energy for the reaction is lowered, 3. The concentration of the products is increased, 4. Delta G for the reaction decreases, and 5. The rate constant for the reverse reaction (k2) increases.

The role of enzymes in catalyzing reactions is extremely important. They have a profound effect on reaction rates because they lower the activation energy of a chemical reaction, thus speeding up the reaction. Enzymes accomplish this by binding to the substrate, forming an enzyme-substrate complex, and then lowering the activation energy required for the reaction to occur. So therefore the correct answer is all above.

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Explanation:

the process in a woman of discharging (through the vagina) blood and other materials from the lining of the uterus at about one monthly interval from puberty until menopause (ceasing of regular menstrual cycles).

Answer:

they may "loop out" of the cell cycle and into a resting state called G0, from which they may subsequently re-enter G1 under the appropriate conditions

Explanation:

At the G1 checkpoint, cells decide whether or not to proceed with division based on factors such as: Cell size

no cell wall, only plasma membrane: Animal cell

no large vacuole, only small ones: Animal cell

no chlorophyll or chloroplasts: Animal cell

cell plate and no centrioles in cell division: Plant cell

cleavage furrow plus centrioles in cell division: Animal cell

presence of cell wall plus plasma membrane: Plant cell

large hypertonic vacuole: Plant cell

chloroplasts: Plant cell

Animal cells and plant cells have distinct characteristics that differentiate them from each other.

Animal cells do not have a cell wall but are surrounded by a plasma membrane that maintains the cell's shape and provides protection.

On the other hand, plant cells possess a cell wall in addition to the plasma membrane. The cell wall provides structural support and protection for the plant cell.

Plant cells typically contain a large central vacuole, which helps regulate cell turgidity and store water, ions, and other substances. In contrast, animal cells may have smaller vacuoles or several small ones.

Chlorophyll and chloroplasts are responsible for photosynthesis in plant cells, allowing them to convert sunlight into energy.

Animal cells do not possess chlorophyll or chloroplasts since they obtain energy through other means such as respiration.

During cell division, plant cells form a cell plate that eventually develops into a cell wall, while animal cells undergo cell division through the formation of a cleavage furrow.

Plant cells also lack centrioles, which are present in animal cells and play a role in organizing the spindle fibers during cell division.

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The answer is c) Depolarization.

Depolarization refers to a change in membrane potential where the membrane potential becomes less negative than the resting potential, making the inside of the cell more positive. In this case, the change in membrane potential from -40 mV to -35 mV is a shift towards 0 mV, the threshold potential required to generate an action potential. Therefore, this is an example of depolarization.

Hyperpolarization, on the other hand, refers to a change in membrane potential where the membrane potential becomes more negative than the resting potential. Repolarization refers to the return of the membrane potential to the resting potential after depolarization. Finally, an action potential is a rapid and brief change in membrane potential that propagates along the membrane of a neuron or muscle cell, allowing for the transmission of electrical signals.

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Answer:

The enamel and dentin of teeth are harder than bone and as a result, teeth are more likely to be fossilized than other parts of a vertebrate.

Explanation:

 options a, b, and c are not accurate conclusions based on the given information.

The correct answer is d) They will be haploid (2n). Gametes are haploid cells, meaning they contain half the number of chromosomes as somatic cells. Since the insect's gamete contains 4 chromosomes, the somatic cells would have a diploid number of 8 chromosomes (2n = 8). The amount of DNA in the gamete is not necessarily indicative of the amount of DNA in the somatic cells, as somatic cells can undergo DNA replication and have varying amounts of DNA depending on the stage of the cell cycle.

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On average, women can produce approximately 60-80% of the force that men can exert. This difference in strength is often attributed to biological factors such as the greater muscle mass and upper body strength of men.

However, research has shown that much of this difference can be explained by differences in arm and shoulder strength rather than differences in trunk or leg strength. It has been suggested that cultural and societal factors, such as gender norms and expectations, may also contribute to differences in strength between men and women. Regardless of these differences, it is important to recognize and value the unique strengths and abilities of individuals, regardless of their gender.

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Answer:

no 1. A is the answer

Explanation:

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The following produces the greatest amount of carbon dioxide is Heating and cooling.

Carbon dioxide is a chemical compound made up of two oxygen atoms and one carbon atom. The chemical representation is CO2. Carbon dioxide was discovered by Scotsman Joseph Black in 1754.

Main sources and uses of carbon dioxide is emitted during the burning of fossil fuels (coal, power plant gas, oil, vehicles); Deforestation and fires; Washing of cellulose pulp and paper.

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Answer:

they can not conduct electricity

Non-metals are defined as elements that generally do not conduct electricity and are poor conductors of heat.

It is defined as a substance which cannot be broken down further into any other substance. Each element is made up of its own type of atom. Due to this reason all elements are different from one another.

Elements can be classified as metals and non-metals. Metals are shiny and conduct electricity and are all solids at room temperature except mercury. Non-metals do not conduct electricity and are mostly gases at room temperature except carbon and sulfur.

The number of protons in the nucleus is the defining property of an element and is related to the atomic number.All atoms with same atomic number are atoms of same element.

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