In living organisms, chemical reactions responsible for growth, repair, and nutrition are collectively
referred to as:
a. development.
b. metabolism.
c. adaptation.
d. genetics.
e. homeostasis.
B
Biology & Microbiology
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An important food source for baleen whales are:
a. shrimp. b. krill. c. lobsters. d. crabs. e. horseshoe crabs.
Biology & Microbiology
Which of the following serves as a switching mechanism in the photoperiodic response in plants?
a. phytochrome b. auxin c. cryptochrome d. calmodulin e. phytoalexin
Biology & Microbiology
In crosses involving complete dominance, the F2 genotypic ratio is 1:2:1 and is expressed as a phenotypic
____________________ ratio (express as x:x). Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which of the following is true about meiosis?
A. It produces diploid daughter cells B. It produces haploid daughter cells C. It occurs in somatic cells d. It occurs in gametic cells
Biology & Microbiology