The heritability of a trait is the ____

a. sum of all phenotypic variation in a population
b. average amount of genetic variation in each individual
c. proportion of phenotypic variation that is caused by different genotypes
d. absolute measurement of genotypic variation in a population
e. proportion of phenotypic variation that is caused by the environment


c

Biology & Microbiology

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A point mutation that causes no change in the amino acid sequence of a protein is called a _____

A. synonymous (silent) mutation B. nonsynonymous (missense) mutation C. nonsense mutation D. stop mutation E. transition mutation

Biology & Microbiology

Elevations of which of the following antibodies may indicate a parasitic infection?

a. IgG b. IgA c. IgM d. IgE

Biology & Microbiology

Which characteristics are consistent with a K-selected species? Where do humans fall on the r through K continuum?

What will be an ideal response?

Biology & Microbiology

What scientist(s) first demonstrated in the laboratory that organic compounds could be synthesized in an abiotic environment?

a) Rosalind Franklin b) Haldane and Oparin c) Urey and Miller d) Watson and Crick e) Anton Van Lueenhoech

Biology & Microbiology