An organism's response to the changes in the length of night compared to the length of the day is called ________
a. photoperiodism
b. phytochromes
c. gravitropism
d. thigmotropism
e. phototropism
a
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Provide a reason for the ecological importance of pelagic Bacteria and Archaea
What will be an ideal response?
Which variable will influence radioactive decay?
a. Moisture b. Temperature c. Time d. Pressure e. Chemical bonding state
Which of the following statements concerning nucleotide excision repair is FALSE?
a. It is a type of mismatch repair. b. It involves a nuclease. c. It involves a DNA polymerase. d. It involves DNA ligase. e. It is implicated in xeroderma pigmentosum.
Syncope is probably NOT caused by a life-threatening dysrhythmia if it occurs:
A) immediately after a person is startled. B) following exercise or heavy exertion. C) in a person whose cousin has syncope. D) in conjunction with chest pain or pressure.