Who created the first chromosome map?

a. Gregor Mendel
b. Frans Janssen
c. Alfred Sturtevant
d. Thomas Hunt Morgan


c. Alfred Sturtevant

Biology & Microbiology

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True or false: Many facultative mutualisms probably began as obligate relationships

A. true B. false

Biology & Microbiology

In a mouse, the axis that determines the body pattern from the nose to the tip of the tail is

A. dorso-ventral B. antero-posterior C. right-left D. tip-tip E. radial-medial

Biology & Microbiology

The acid released in the stomach is ____

a. carbonic acid b. hydrochloric acid c. nitric acid d. sulfuric acid e. phosphoric acid

Biology & Microbiology

All of the following are considered to be members of

the four most important insect lineages EXCEPT a. dipterans. b. coleopterans. c. hymenopterans. d. crustaceans. e. lepidopterans.

Biology & Microbiology