Which of the following amino acids is a target for phosphorylation by a protein kinase?
A. Tyr
B. Ala
C. Arg
D. Gly
A
Biology & Microbiology
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Which of the following is true about the general transcription factors in eukaryotic transcription?
Biology & Microbiology
If a cell or tissue has a receptor for a hormone, that cell or tissue is
a. an endocrine gland. b. a paracrine tissue. c. a neuroendocrine tissue. d. a target tissue. e. a signaling tissue.
Biology & Microbiology
The _____ protein is active at the G1 checkpoint
What will be an ideal response?
Biology & Microbiology
Inside eukaryotic cells are membrane-bound structures called
A. cell walls B. cilia C. organelles D. cytoplasm
Biology & Microbiology