Cell Biology Answers

What are the forces that determine the folding of a macromolecule into a unique shape?

A nucleotide of DNA may contain ________.

a. ribose, uracil, and a phosphate group

b. deoxyribose, uracil, and a phosphate group

c. deoxyribose, thymine, and a phosphate group

d. ribose, thymine, and a phosphate group

During the breakdown of polymers, which of the following reactions takes place?

a. hydrolysis

b. dehydration

c. condensation

d. covalent bond 

Which categories of amino acid would you expect to find on the surface of a soluble protein, and which would you expect to find in the interior?

if the DNA Polymerase III enzyme were to be able to read the DNA template in both the 3’ to 5’ and the 5’ to 3’ directions, suggest how different the DNA replication process will be?

What is the relationship between DNA, a gene and an allele?

Hi.We know there are some cells in bone tissue that is called osteoclast. Osteoclasts produce a number of enzymes to cleave and dissolve bone matrix . Now the question is that : why these enzymes don't hurt the Osteoclasts and its membrane? Which function protect osteoclast against these enzymes?

Thanks .

Explain why both chromosomes pair and single are correct

What are the cell division events that take place in meiosis and not in mitosis?

Outline the production of immune factors in the removal of pathogen from the blood?