The retina contains light sensitive cells
____________________ Indicate whether the statement is true or false.
T
You might also like to view...
Erythema migrans is associated with typhus
Indicate whether the statement is true or false.
If auxin failed to lose a proton (and so never became negatively charged) in a cell's cytoplasm, how would its failure to lose a proton affect auxin transport and the development of new xylem and phloem? Select all correct choices
A. Auxin would remain sequestered in the cells where it was produced. B. Auxin may move between cells (via diffusion), but not in a directed manner. C. New xylem and phloem would continue to form normally. D. New xylem and phloem would be malformed or not form at all.
X chromosome inactivation in humans occurs ____
a. after fertilization but before cell division begins b. just after cleavage begins c. at implantation d. gestational week 1 e. just after birth
The ________ principle states that two species cannot occupy the same niche in the same habitat at the same time
Fill in the blank(s) with correct word