Mycorrhizal fungi
A. are a type of lichen
B. are in a mutualistic relationship
C. help plants gather solar energy
D. help plants gather inorganic nutrients
E. Both b and d are correct
E. Both b and d are correct
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Many metabolic pathways are ultimately concerned with ATP; either with the generation of ATP, or with the requirement of ATP for that pathway to function. Why is ATP so important to metabolism?
A. Hydrolysis of ATP is used to drive exergonic reactions B. Hydrolysis of the bond between adenine and ribose in ATP is commonly used to release energy that can be used to drive other cellular reactions C. The phosphate groups of ATP are held together by unstable bonds that can be broken to release energy D. ATP is a protein that serves as the energy currency of cells
The primary purpose of the light-dependent reactions is to
a. provide electrons and energy for the light-independent reactions. b. generate O2 gas. c. make ADP in cyclic photophosphorylation. d. transfer electrons to the primary electron acceptors. e. produce sugars such as glucose.
Which of the following organs do NOT supply
enzymes or other compounds that aid the digestive process in the small intestine?
a. pancreas b. liver c. gallbladder d. large intestine e. all of these organs supply enzymes or other compounds that aid in the digestive process in the small intestine
Lactose induces the transcription of the lactose operon by:
a. binding to the allosteric site of the repressor after being converted to allolactose. b. stimulating lactose metabolism in the cell. c. binding to the glucose operon, making it inoperable. d. binding to the allosteric site of RNA polymerase. e. inhibiting the activity of CAP.