Twin spotting provides evidence of what genetic event?

A. Meiotic recombination
B. Mitotic recombination
C. Linkage
D. Mutation
E. Biological evolution


B

Biology & Microbiology

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Thus far, only Archaea have been found in the salt lakes, while Bacteria and Eukarya are noticeably absent

Indicate whether the statement is true or false.

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A modification that occurs to a nuclear gene that alters gene expression, but not permanently, is called _______ inheritance

A. extranuclear B. cytoplasmic C. maternal effect D. epigenetic E. nuclear

Biology & Microbiology

When blood sodium levels fall, which hormone promotes sodium retention by the kidney in mammals?

A. cortisol B. aldosterone C. estrogen D. antidiuretic hormone E. testosterone

Biology & Microbiology

In this simulation, how is respiration rate being measured?

a. CO2 production b. CO2 consumption c. O2 production d. O2 consumption

Biology & Microbiology