Unripe green fruits ripen quickly in supermarkets or commercial storage facilities after exposure to:
a. abscisic acid.
b. auxin.
c. cytokinin.
d. ethylene.
e. gibberellin.
D
Biology & Microbiology
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________ can be defined as the fraction of the variation in a population that is due to differences in genes
Fill in the blank(s) with correct word
Biology & Microbiology
Which of these trends occurred first in hominid evolution?
A) large brain B) bipedalism C) tool use D) writing
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How are the two strands in DNA's double helix held to each other?
a. by hydrophobic interactions b. by hydrogen bonds c. by ionic bonds d. by phosphodiester bonds
Biology & Microbiology
Which of the following is NOT an accessory organ of digestion?
A. pancreas B. gall bladder C. appendix D. salivary glands
Biology & Microbiology