Bonds in which two atoms share a pair of electrons are called ________ bonds
a. covalent
b. ionic
c. all of the choices
d. hydrogen
a
Biology & Microbiology
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The plant hormone ____ is primarily responsible for helping break the dormancy of seeds and buds
a. gibberellin b. cytokinin c. ethylene d. auxin e. jasmonate
Biology & Microbiology
Compared to humans, koalas ingest a relatively large amount of
a. water. b. protein, which can be hard on their kidneys. c. essential fatty acids. d. sodium. e. toxic terpene oils.
Biology & Microbiology
The main limit on a male’s reproductive success is usually
1.Ability to produce adequate sperm 2.Access to food 3.Access to mates 4.Parental care requirements
Biology & Microbiology
Stems that grow underground and produce roots and new shoots are
A. rhizomes. B. always parasitic. C. stomata. D. tubers. E. tendrils.
Biology & Microbiology