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Daniel [21]
2 years ago
7

2. Describe the role of the following in maintaining a constant body temperature in humans:

Biology
1 answer:
Alex_Xolod [135]2 years ago
6 0

Answer:

Muscles can also receive messages from the brain when the body temperature decreases. They respond by shivering. Shivering causes the muscles to contract and relax quickly. This process generates heat.

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How long are spices good for after expiration date?.
sdas [7]

Answer:

Whole spices will stay fresh for about four years, while ground spices run between three and four years

Explanation:

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2 years ago
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In a nonreciprocal interchomosomal translocation, a segment of a chromosome is 1. transferred to a different chromosome without
Aloiza [94]

Answer:

Transferred to a different chromosome without a reciprocal exchange of genetic material

Explanation:

Translocation is one of the structural abnormalities of chromosomes. During translocation, a segment from the chromosome breaks off and attaches to the non-homologous chromosome. Translocation can be reciprocal or nonreciprocal.

In reciprocal translocation, the exchange of chromosomal segments occurs between two non-homologous chromosomes. On the other hand, the nonreciprocal translocation, one chromosome loses its segment to a non-homologous chromosome but does not get the same from the recipient chromosome.

8 0
3 years ago
What is the main function of veins in a leaf?
sdas [7]

Answer;

Transport of substances


Explanation;

-Veins have vascular tissues, that is the xylem and the phloem. Xylem tissue transports water and mineral salts to the leaf, while phloem transports manufactured food from the leaf to other parts of the plant.

-Leaves need water for photosynthesis and the water is transported from roots to leaves through xylem.

-Veins are spread all over the leaves ,so they can easily transport water to all the cells of leaves.

-After the completion of photosynthesis in a chloroplasts, glucose is formed which may be used for cellular respiration or stored in form of starch. Phloem transports the glucose to other parts of the plant for cellular respiration;

4 0
3 years ago
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Help with the graph
TiliK225 [7]

if you had it in Spanish

8 0
3 years ago
Unlike DNA, RNA
Lisa [10]
<span>The answer is D. pairs uracil with adenosine instead of thymine. Through the process of elimination, both DNA and RNA contain nitrogenous bases. However, DNA contains sugar deoxyribose within its nucleotide components while RNA contains sugar ribose. Also, DNA has 2 strands wrapped in a helix while RNA has only 1 strand. Thus, the correct choice is D. because RNA pairs uracil with adenosine instead of thymine like DNA.</span>
7 0
3 years ago
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