What molecule determines whether an organism will undergo aerobic or anaerobic respiration?
A.) carbon dioxide
B.) glucose
C.) oxygen
D.) cell membrane
Ans: C.) oxygen
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A slime coat called peptidoglycan covers the walls of many bacteria
Indicate whether the statement is true or false.
What sensory equipment is required for an animal to have binocular vision?
A. eyes located to the sides of the head B. forward-facing eyes C. a camera-type eye with multiple lenses D. infrared vision E. ultraviolet vision
Contact inhibition is an important mechanism for maintaining cell growth in developed organs and
tissues. As long as the cells remain in contact with each other they remain in ____ and are prevented from dividing.
a. prophase b. G1 c. G2 d. G0 e. S
Repair enzymes _____
a. repair only mutations that occur in mitochondrial DNA b. repair only mutations that arise during replication c. repair only DNA mismatch mutations d. can only repair mutations that occur prior to replication e. can only repair mutations that occur after replication