Three codons in the genetic code do not code for amino acids. Their function is to serve as

____________________ codons, which signal the ____________________ of protein synthesis. Fill in the blank(s) with the appropriate word(s).


ANS: stop; end

Biology & Microbiology

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Although each of the following has a better chance of influencing gene frequencies in small populations than in large populations, which one most consistently requires a small population as a precondition for its occurrence?

A) mutation B) nonrandom mating C) genetic drift D) natural selection E) gene flow

Biology & Microbiology

Living things show a wide range of diversity where reproductive strategies are concerned. The branch of evolution devoted to the analysis of this diversity is known as ________ analysis

Fill in the blank(s) with correct word

Biology & Microbiology

DNA contains two identical polynucleotide chains

a. True b. False

Biology & Microbiology

Members of a(n) r-selected species typically have a short lifespan

____________________ Indicate whether the statement is true or false.

Biology & Microbiology