Scientists discovered that the primary reason leaves either develop as simple or compound is related to
A. whether auxins are moving in the stem tip.
B. whether the KNOX gene is active or not active.
C. how fast the KNOX gene arrives at the primordium.
D. the protein PHANTASTICA and its interaction with auxins.
E. where the leaf primordium is positioned.
Answer: B
You might also like to view...
The damage caused by parasites may be due to
A. competition for nutrients. B. the physical blocking of organs. C. the direct digestion of host tissue. D. the host's immune response. E. All of the choices are correct.
In the vertebrate eye, what structure controls the amount of light that reaches the retina?
A. fovea B. cornea C. iris D. lens E. sclera
Which gas or gases bind to hemoglobin more strongly than oxygen?
a. carbon monoxide only b. carbon dioxide only c. nitrogen only d. both carbon dioxide and carbon monoxide e. both carbon dioxide and nitrogen
Bacteriophages were used by Hershey and Chase to further elucidate our understanding of heredity. Why were bacteriophages used?
What will be an ideal response?