To maintain lysogeny in lambda, which of the following needs to occur?
A) Binding of repressor protein to OL
B) Binding of repressor protein to OR
C) Inactivation of PL
D) Inactivation of PR
E) All of these
B
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Predict what type of transport protein is responsible for the movement of amino acids from lysosomes to the cytosol
A. a pump protein B. a channel C. a symporter that couples the movement of amino acids with the movement of protons D. an antiporter that couples the movement of amino acids with the movement of protons
Chemicals used to attract mates are called
A. hormones. B. allomones. C. pheromones. D. allelopaths. E. None of these choices are correct.
_____ are commonly associated with Hashimoto's.
Fill in the blank(s) with the appropriate word(s).
Answer the following questions true (T) or false (F)
1. T cells are a type of lymphocyte. 2. T cells develop in the thalamus. 3. Helper T cells are also called CD4 cells due to the receptors found on their surfaces.