A mutation that occurs naturally, without exposure to a known mutagen, is called a(n) ________
Fill in the blank(s) with correct word
spontaneous mutation
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Which of the following species concepts might differentiate species on the basis of specific dietary requirements?
A. Ring species B. Ecological species C. Evolutionary species
The primary complexes for protein synthesis and degradation in eukaryotes are _____ and _____ respectively.
A. ribosomes and proteasomes B. ribosomes and lysosomes C. proteases and lysosomes D. proteases and proteasomes E. ribosomes and mRNA
In step "b" the original strands have separated because
a. the hydrogen bonds between bases were broken. b. the sugar-phosphate linkages broke. c. the polymerases stopped functioning. d. the bases repelled each other. e. water changed the bases into their subunits.
Oxygen within an anaerobe jar is converted to _______, creating an anaerobic environment.
A) carbon dioxide B) water C) methylene blue D) palladium