A eukaryotic gene that is regulated by three activator proteins is said to be under

A. individual control.
B. combinatorial control.
C. self-regulation.
D. elastic control.
E. triplet regulation.


Answer: B

Biology & Microbiology

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Which letter in the figure above corresponds to closed sodium and potassium channels?

A) A B) B C) C D) D E) E

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Which of the following is not a step in binary fission of bacterial cells?

A. Protein band forms in the center of the cell to mark the division site. B. Septum formation separates the cytoplasm of the daughter cells. C. Mitotic spindle segregates daughter chromosomes. D. Chromosome is replicated.

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______ is an example of a plant that is genetically modified to produce high quantities of betacarotene

for conversion to vitamin A. a. Tobacco c. Rice e. Watermelon b. Corn d. Apple

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The process of producing energy from organic substrates in the absence of oxygen is called ________ metabolism

Fill in the blank(s) with correct word

Biology & Microbiology