The direction of expansion for a plant cell is determined primarily by
a. location of the cell plate.
b. the direction of cell division.
c. the direction to the nearest meristem.
d. orientation of cellulose microfibrils in its primary cell wall.
e. gravity.
D
You might also like to view...
Enzymes increase the rate of a reaction but do not alter equilibrium constants.
Answer the following statement true (T) or false (F)
Helper T cells secrete ________ to stimulate the proliferation of B-cells.
A. antigens B. antibodies C. MHC proteins D. cytokines
A typical sponge is best described as a
A) slow-moving suspension feeder with a true coelom. B) sessile suspension feeder with bilateral symmetry. C) slow-moving carnivore with no true tissues or symmetry. D) sessile suspension feeder with no true tissues or body symmetry.
How do we know that the molecular function of a Hox gene is conserved across species?
What will be an ideal response?