What is the fundamental unit of life?
A. cell
B. ecosystem
C. gene
D. biome
A. cell
You might also like to view...
Should states have mandatory screening programs that test every newborn for genetic disorders? Explain your reasoning
What will be an ideal response?
For a typical flowering plant, the first cell of the triploid (3n) endosperm is formed from ____
a. one sperm fused with two antipodal cells b. two sperm fused with the egg c. one sperm fused with the synergid d. one sperm fused with the endosperm mother cell e. two sperm fused with a synergid
The cnidarians have an incomplete gut (having only one opening) called the:
a. nematocyst. b. coelom. c. gastrovascular cavity. d. pseudointestine. e. spongeocoel.
Increased carbon dioxide in the blood will result in
A. decreased pH of the blood. B. stimulation of the neurons in the respiratory center of the brain. C. increased rate and depth of ventilation. D. all of these events. E. none of these events.