What organelles transport proteins through the cell?
A. Lysosomes
B. Ribosomes bound to rough endoplasmic reticulum
C. Golgi apparatus
D. Vesicles
Ans: D. Vesicles
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The release of cyclic AMP as a second messenger is
a response to __________ hormones. a. peptide b. steroid c. protein d. peptide and protein e. peptide, steroid, and protein
A characteristic only shared by angiosperms and gymnosperms is
A. vascular tissue. B. fruit production. C. protection of the embryo. D. the production of seeds.
Humans who have lost one copy of an autosome are called
A. bisomic. B. monoploid. C. monosomic. D. haploid. E. trisomic.
One working hypothesis for explaining the phenotypic consequences of nuclear lamina diseases is termed "gene expression." The other is called
a. "ablative shearing." b. "degradative acceleration." c. "mechanical stress." d. "targeting insufficiency."