bones are somewhat flexible due to ________.

Answer:

This question is incomplete, the complete question is as follows:

- In horses, black coloring (B) is dominant, and chestnut coloring (b) is recessive. A homzygous black horse crosses with a chestnut horse.

What percentage of offspring are expected to be chestnut?

The answer is 0%

Explanation:

This question involves a gene coding for color in horses. The allele for black coloring (B) is dominant over the allele for chestnut coloring (b) is recessive.

According to this question, if a homzygous black horse (BB) crosses with a chestnut horse (bb), the following gamete will be produced by each parent;

BB - B only

bb - b only

Using these gametes in a punnet square, the following proportion of offsprings will be produced:

Bb, Bb, Bb, Bb

All of these offsprings are phenotypically black colored although heterozygous in genotype. Hence, 0%  of offspring are expected to be chestnut.

Answer:

its 0% love

Explanation:

Answer:

fertilization

Explanfertilizationation

Explanation:

Knowing that the human diploid cell has 2n = 46 chromosomes, Indicate the number of:

a- Chromosomes in each cell obtained at the end of mitotic cell division and the number of chromatids per each chromosome.

b- Chromosomes and chromatids per each chromosome in the cell during metaphase of mitosis.

c- Chromosomes and chromatids per each chromosome in the cell during G1 of interphase.

d- DNA molecules in the cell during G1 of interphase and prophase of mitotic cell division.

e- DNA molecules in the gamete.

f- DNA molecules in the cell during Metaphase 1 of meiosis 1 and Prophase 2 of meiosis 2.

g-Chromosomes and chromatids per each chromosome in the cell during Metaphase 2 of meiosis 2.

h- Chromosomes and chromatids per each chromosome in each cell obtained at the end of meiosis 1.

i-Chromosomes and chromatids per each chromosome in each cell obtained at the end of meiosis 2.

Answer:

rr

Explanation:

UwU

the answer is (c. rr)

i hope this helps :)

it is the first option, also only covered by water in the highest tides

Answer:

Only covered by water during the highest tides. Out of water for long stretches in between high tides.

Explanation:

I took the test.

The mixed polarity/non-polarity of phospholipids and membrane proteins plays a crucial role in determining the structure of the cell membrane. The interaction between phospholipids and membrane proteins determines the overall shape of the cell membrane.

Phospholipids have a polar head and a nonpolar tail, which creates a bilayer structure. The hydrophobic tails face inward, creating a barrier to water-soluble molecules, while the hydrophilic heads face outward, interacting with water. Membrane proteins can also have both polar and nonpolar regions, which allows them to be embedded in the phospholipid bilayer.

The interactions between these molecules help to determine the overall shape and function of the cell membrane, including its ability to selectively allow molecules to pass through the membrane.

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Answer:

photosynthesis

Explanation:

Answer:

A.

Explanation:

The cells control gene expression at transcription, translation, and the formation of the final protein.

Gene expression is the process by which information from a gene is used in the synthesis of a functional gene product that enables it to produce end products, protein or non-coding RNA, and ultimately affect a phenotype, as the final effect.

Gene expression is the process by which the information encoded in a gene is turned into a function. This mostly occurs via the transcription of RNA molecules that code for proteins or non-coding RNA molecules that serve other functions.

Gene expression is a tightly regulated process that allows a cell to respond to its changing environment. It acts as both an on/off switch to control when proteins are made and also a volume control that increases or decreases the amount of proteins made.

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Even numbers are recognized by the Least Significant Bit (LSB). In computing, an even number can be recognized by checking the LSB of its binary representation. An even number always has a 0 in the LSB position, while an odd number has a 1 in the LSB position.

This is because the binary representation of an even number always ends in 0, while the binary representation of an odd number always ends in 1.For example, the number 8 in binary is 1000. The LSB in this case is 0, which indicates that the number is even.

Similarly, the number 7 in binary is 0111. The LSB in this case is 1, which indicates that the number is odd. Therefore, it can be concluded that even numbers are recognized by the least significant bit (LSB) of their binary representation, which is always 0.

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Answer:

If it is each E. coli that divides it will be 768 after 2 hours.

Explanation:

Natural selection is the process in which some organisms that show better adaptation to the environment are more likely to produce an offspring. In the case of the exercise, the answer is:

b. Some tuna live in the Pacific Ocean. They are fast, so they are likely to survive and pass on their genes.

It means that as they are better adapted to that environment due to the fact they are fast swimmers, they are likely not only to survive, but to pass their genes and produce offsprings.

Answer:

b mark me as branilyest pls

Explanation:

Answer:

B

Explanation:

The guard cells get sluggish (swollen with water). The stomata are opened, allowing water loss (and gas exchange).

The plant's potassium pumps stop working in the dark, and potassium ions diffuse back out of the guard cells, causing the plant to become less turgid and the stomata to close.

The majority of the gases that plants require come from their leaves. In plants, stomata serve as the primary sites for gas exchange.

Therefore, These pores, which are often on the underside of the leaf, allow the gases to pass into the intercellular spaces of the leaf.

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Answer:

False

Explanation:

Can you same the same thing about organisms and aquatic animals, not every single living thing has an heart to survive.

Biochemical similarities among organisms are studied primarily through D) DNA sequences. DNA sequences contain genetic information that can be compared across different species to reveal similarities and evolutionary relationships.

By analyzing and comparing these sequences, scientists can identify conserved regions and specific variations that may indicate shared ancestry or common evolutionary paths. While observations of plant and animal behavior, fossil records, and studying cells under a microscope are all valuable tools in studying biology and evolution, they do not specifically address biochemical characteristics.

DNA sequencing directly examines the molecular basis of life, allowing for a deeper understanding of the biochemical relationships between organisms. This method provides concrete evidence of genetic similarities and can be used to construct phylogenetic trees, which display the evolutionary connections between various species.

In summary, to study biochemical similarities among organisms and their relationships, DNA sequences are the most appropriate method. This approach allows for a direct examination of genetic information, providing insights into evolutionary relationships and shared ancestry. Hence, D is the correct option.

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Answer:

The methods are those of intense polyculture.

Explanation:

Edge 3/2021

Answer:

C. Isobutanol.

Explanation:

Cyanobacteria have been genetically modified to produce isobutanol.

Cyanobacteria have been genetically modified to produce isobutanol. The answer is c.

Cyanobacteria, also known as blue-green algae, are a group of photosynthetic bacteria that have the ability to produce biofuels. Isobutanol is a type of biofuel that is produced by modifying the metabolic pathways of cyanobacteria.

Isobutanol is considered to be a promising alternative to traditional gasoline because it has a higher energy content and is more compatible with existing gasoline infrastructure. In addition, isobutanol is less volatile and less corrosive than ethanol, which is another biofuel that is commonly produced from corn and other crops.

By genetically modifying cyanobacteria to produce isobutanol, researchers hope to develop a sustainable and environmentally friendly source of fuel that can help reduce our reliance on fossil fuels.

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Answer: D: The model is based on an uniform and measurable scale.

Explanation: Because. :/

Assuming both genes express complete dominance, 8/16 individuals are expected to be homozygous for one trait and heterozygous for the other trait, 2/16 GGRr, 2/16 GgRR, 2/16 Ggrr, 2/16 ggRr.

Complete dominance is the inheritance pattern in which the dominant allele completely masks the recessive allele.

This is the case, the presence of at least one dominant allele is enought to express the dominant phenotype. This is the case of individuals that are heterozygous for a particular gene and express the dominant trait.

When a cross is done between an individual who is homozygous dominant with an individual who is homozygous recessive, the whole progeny among the first generation -F1- will express the dominant phenotype since they are heterozygous for this trait.

However, if individuals from the F1 are crossed with each other, the second generation -F2- will be composed of individuals expressing the dominant and the recessive phenotypes. This is because some individuals are homozygous recessive and can express the recessive trait.

In the exposed example, let us assume

Cross 1

Parentals) ggRR   x   GGrr

F1) 100% Gg Rr

Cross2

Parentals)  GgRr  x  GgRr

Gametes) GR. Gr. gR. gr

                GR, Gr. gR. gr

Punnett square)       GR        Gr       gR       gr

                   GR      GGRR  GGRr  GgRR  GgRr

                    Gr      GGRr   GGrr    GgRr   Ggrr

                    gR     GgRR   GgRr   ggRR   ggRr

                    gr      GgRR   Ggrr    ggRr    ggrr

F1) Among the offpring we expect to find the following genotypes,

Among the offpring we expect to find the following phenotypes,

8/16 individuals are expected to express a homozygous genotype for one trait and an heterozygous genotype for the other trait

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Answer:

C. help the cell interact with its external environment

Explanation:

A transmembrane protein (TP) is a type of integral membrane protein that spans the entirety of the cell membrane. Many transmembrane proteins function as gateways to permit the transport of specific substances across the membrane.

Although transmembrane proteins have different specific functions, they always HELP the cell interact with its external environment.

Transmembrane proteins are a broad category of membrane proteins that act as carriers and/or transporters in order to allow the movement of specific substances across cell membranes.

After binding to their specific ligands, the three-dimensional (3D) shape of transmembrane proteins changes in order to allow the movement of molecules and ions through the cell membrane.

For example, aquaporins are a type of transmembrane protein that regulates the entry of water (H2O) molecules into and out of cells.

In conclusion, although transmembrane proteins have different specific functions, they always HELP the cell interact with its external environment.

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Answer:

Yeasts are microorganisms that are similar to molds in their nutritional needs and cellular structure. Like molds, yeasts are eukaryotic microorganisms that are characterized by their filamentous structure and ability to produce spores. Yeasts are also heterotrophic organisms that require a source of organic carbon for energy and growth, making them similar to molds in their nutritional needs. Additionally, both molds and yeasts are capable of breaking down complex organic molecules, such as sugars and starches, through the process of fermentation. However, there are also some key differences between yeasts and molds, including their mode of reproduction, their morphology, and their ecological niches.

The microorganism that is similar to molds in nutritional needs and cellular structure is yeast.

Both molds and yeasts are types of fungi, and they have similar cellular structures, including a cell wall made of chitin and a nucleus containing their genetic material. They also have similar nutritional needs, as they both obtain their nutrients through the absorption of organic material from their environment.

However, there are some differences between molds and yeasts. Molds typically have a filamentous, multicellular structure, while yeasts are usually unicellular. Molds also tend to grow on surfaces and form visible colonies, while yeasts are more commonly found in liquid environments and do not form visible colonies.
Overall, while there are some differences between molds and yeasts, they are similar in their cellular structure and nutritional needs.

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Answer is C.

Explanation: Exercise is good for the body. It helps regu

Answer:

Chromosomes are like a ball of yarn in the sense that there are multiple components that make up the structure. Genes can be in similitude of the smallest threads in the yarn and when a multitude of genes are put together they make a DNA strand or a long, thick thread of yarn. Lastly, when DNA is twisted together, it becomes bundled together, making a chromosome or a "ball of yarn".

Explanation:

Answer:

1.3

2.4

3.2

4.5

5.1

Explanation:

Answer: To answer the question I see in the screenshot provided, it would be "Variation of traits from sexual reproduction.

To answer the question of what an adaptation is in my own words:

An adaptation is a trait that a species evolves to obtain over a long period of time, due to the competition of resources with other species. This can also be explained with "Survival of the fittest".

Explanation:

What evidence must be considered when determining whether or not a trait is an adaptation:

1) A trait that is an adaptation is always heritable, as in it goes from every parent to every child.

2)An inheritable trait can skip generations, an adaptation cannot.

3) Adaptations are evolved traits that provide a specific function that enables an organism to survive. A longer bird beak allows a bird to obtain more food when easily obtained food is scarce.

4) An adaptation trait must enhance the fitness of an organism. (Fitness refers to whether an organism can produce viable offspring that has better advantages due to the trait)

5) The appearance of the trait and how the species uses the trait must occur at the same time. This shows that the trait was evolved for the purpose for which it's used. A bird with a long beak doesn't need a long beak if food is abundant.

Answer:

D

Explanation:

Trees give food

Tourist come to see trees sometimes

Medicine sometimes comes from tree herbs

That's all I know..hope it helps

Answer:

its d guys !

Explanation:

Alternative methods to protect crops and food from pests based on sound biological principles are Companion planting, Crop rotation, beneficial insects, barriers, and natural pesticides.
1. Companion planting: This involves planting certain crops together to protect each other from pests. For example, planting marigolds near tomatoes can help deter nematodes from attacking the tomato plants.
2. Crop rotation: This involves changing the type of crop planted in a particular area each season to prevent pests from becoming established and causing damage.
3. Using beneficial insects: Certain insects, such as ladybugs and lacewings, can help control pests by eating them. Introducing these beneficial insects to the garden can help keep pest populations under control.
4. Using barriers: Physical barriers, such as row covers or netting, can help keep pests away from the crops.
5. Using natural pesticides: There are a variety of natural pesticides that can be used to protect crops from pests. These include neem oil, garlic spray, and diatomaceous earth.
Overall, there are a variety of alternative methods that can be used to protect crops and food from pests based on sound biological principles. These methods are often more environmentally friendly and sustainable than traditional chemical pesticides.

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Answer:

There are now at least 13 species of finches on the Galapagos Islands, each filling a different niche on different islands. All of them evolved from one ancestral species, which colonized the islands only a few million years ago. How many of the species of finch eat insects? Fourteen finch species are found only on these islands.

Explanation: