5. Which of the following pieces of evidence for evolution contain both homologous and vestigial structures? a. fossil record
b. comparing early development (embryos)
c. comparing DNA evidence
d. comparing body structures (anatomy)

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

the answer is a) cell division.

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the glands which are associated with each description is given below:

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.