The cuticle of a plant is primarily for the ____
a. retention of water
b. conduction of fluids
c. absorption of carbon dioxide
d. protection from strong sunlight
e. physical structure
a
You might also like to view...
Low-growing, hardy plants of the __________ occur at high latitudes, where there is a layer of
__________. At high altitudes, similar plants grow as __________. Fill in the blank(s) with the appropriate word(s).
During DNA replication in E. coli, how does the cell prevent the DNA strands from following their natural tendency to seek maximum stability and reanneal?
What will be an ideal response?
Hypothesis I: A flavin pigment absorbs blue light; this pigment then activates the proton pump.Hypothesis II: When CO2 concentration rises, a membrane receptor inactivates the proton pump.Researchers discover that guard cells of the lady slipper orchid lack chloroplasts; yet the guard cells regularly open and close.
A. Supports both hypothesis I and II. B. Supports only hypothesis I. C. Supports only hypothesis II. D. Supports neither hypothesis.
The blood from the digestive tract travels through two different veins before reaching the inferior vena cava.
Answer the following statement true (T) or false (F)