REVIEW & REHEARSE: 5 DNA, GENE EXPRESSION, and BIOTECHNOLOGY
REVIEW & REHEARSE: 5 DNA, GENE EXPRESSION, and BIOTECHNOLOGY
Q
A person’s DNA is carried in:
- a) muscle cells.
- b) hair.
- c) saliva.
- d) skin cells.
- e) All of the above contain a person’s DNA.
Which of the following are always the same in every DNA molecule?
- a) the sugar
- b) the base
- c) the phosphate group
- d) Only a) and b) are always the same.
- e) Only a) and c) are always the same.
The full set of an individual organism’sDNA is called its:
- a) complement.
- b) genome.
- c) nucleosome.
- d) nucleotide.
- e) chromosome.
In humans, genes make up _______ of the DNA.
- a) about 75%
- b) 100%
- c) less than 5%
- d) about 10%
- e) about 50%
