If a botanist hybridizes two pea plants with purple flowers and a resulting plant produces white flowers, the white flowers are considered a ______ trait.
a. recessive
b. regressive
c. dominant
d. hybrid
a. recessive
If a botanist hybridizes two pea plants with purple flowers and a resulting plant produces white flowers, the white flowers are considered a recessive trait.
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Outside the protein sheath, many viruses have a(n) _______ made of protein, lipid, and carbohydrate.
Fill in the blank(s) with the appropriate word(s).
Translational controls of protein levels in bacteria are governed by the:a
rate at which small and large subunits of ribosomes assemble. b. rate at which the cap and tail of pre mRNA are removed. c. rate at which ribosomes attach to mRNA molecules. d. concentration of proteins in the cytoplasm. e. rate at which sugars are incorporated into the cell.
An endotherm is an animal that
a) regulates its body temperature by living underground b) does not regulate its body temperature c) regulates its body temperature by staying in the sun d) regulates its body temperature partly by generating its own body heat
The various types of chlorophyll differ in the
A. amount of light they can absorb. B. amount of ATP they produce. C. number of electrons they release. D. amount of oxygen they utilize. E. wavelengths of light they absorb.