Which of the following statements describes the Domain Bacteria?
A. They are multicellular.
B. They have linear chromosomes.
C. They have prokaryotic cells.
D. They have eukaryotic cells.
Answer: C. They have prokaryotic cells.
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Define the terms herbivore, carnivore, and omnivore.
What will be an ideal response?
Which of the following order of events is most accurate for activation of G-protein coupled receptor (GPCR) signaling pathways?
A. Hormone binds GPCR, GPCR binds with G protein, G protein loses GDP and gains GTP, G-protein alpha subunit activates intracellular proteins. B. Hormone binds GPCR, G protein loses GDP and gains GTP, GPCR binds with G protein, G-protein alpha subunit activates intracellular proteins. C. Hormone binds GPCR, GPCR binds with G protein, G-protein alpha subunit activates intracellular proteins, G protein loses GDP and gains GTP. D. Hormone binds GPCR, G protein loses GDP and gains GTP, G-protein alpha subunit activates intracellular proteins, GPCR binds with G protein. E. GPCR binds with G protein, hormone binds GPCR, G protein loses GDP and gains GTP, G-protein alpha subunit activates intracellular proteins.
Which of the following describes the sequence of events that might occur in a long-day plant when a stem begins to produce flower parts?
A. CONSTANS (CO) protein, flowering gene (FT), messenger RNA, phloem transport to the meristem B. flowering gene (FT), CONSTANS (CO) protein, messenger RNA, phloem transport to the meristem C. messenger RNA, phloem transport to the meristem, CONSTANS (CO) protein, flowering gene (FT) D. messenger RNA, phloem transport to the meristem, CONSTANS (CO) protein, flowering gene (FT), phloem transport to the meristem E. phloem transport to the meristem, CONSTANS (CO) protein, flowering gene (FT), messenger RNA
Pyruvate dehydrogenase is regulated by all of the following except
A) NADH. B) ATP. C) AMP. D) acetyl CoA. E) CO2.