The central dogma of genetics probably developed as a series of steps through evolution, so that the flow of information now generally proceeds DNA —> RNA —> protein.
a. true
b. false
Ans: a. true
Biology & Microbiology
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The two image-forming lenses of a compound light microscope are
(a) the condenser and objective. (b) the condenser and the ocular. (c) the objective and ocular. (d) none of these choices.
Biology & Microbiology
Which factor initiates the intrinsic clotting mechanism?
a. factor X b. factor XI c. factor ACI d. thrombin e. prothrombin activator
Biology & Microbiology
During _______ the cell grows and replicates both its organelles and its chromosomes
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
In which of the following regions in the host bacterium are you most likely to find Bdellovibrio?
A. The space between the cell wall and plasma membrane B. The cell nucleus C. The nucleoid D. The cytoplasm
Biology & Microbiology