Question

2) Which of the following is not a possible outcome of recombinant deoxyribonucleic acid (rDNA) technology?

A) increasing the production of hardier crops
B) correcting a human disease
C) estimating the age of a rock sample
D) mass production of human hormones by bacteria

3) _____________ is a nucleic acid base found in ribonucleic acid (RNA) but not in deoxyribonucleic acid (DNA).
A) Cytosine (C)
B) Guanine (G)
C) Thymine (T)
D) Uracil (U)

4) Which of the following transport mechanisms requires ATP to move materials across a plasma membrane?
A) osmosis
B) facilitated diffusion
C) simple diffusion
D) active transport

Answer 1

2. C
Rocks do not have DNA

3. D
RNA has Uracil instead of adenine which is found in DNA

4. D
Active transport requires additional energy from ATP