Experimental evidence that crossing over occurs between the X chromosomes of female Drosophila was provided by __________

A. Morgan
B. Punnett
C. Darwin
D. Bateson


A

Biology & Microbiology

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True or false: Regardless of the amino acid to be added to a tRNA molecule, all tRNA molecules use the same sequence at their 3' end to serve as the amino acid attachment site

A. true B. false

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Larvae and eggs are developmental forms of ________.

A. protozoa B. helminths C. algae D. yeasts E. fungi

Biology & Microbiology

Fermentation

a. may occur in a muscle under anaerobic conditions. b. produces more ATP than is liberated in the hydrogen transfer series. c. breaks down glucose in reaction with oxygen. d. is restricted to yeasts. e. does none of these.

Biology & Microbiology

The work of which individual is most directly associated with the principle of parsimony?

a. Linnaeus b. Aristotle c. Occam d. Lamarck e. Lyell

Biology & Microbiology