Which of the following DNA mutations is likely to have the most negative effect on the protein it specifies? A.) A codon deletion at the end of a sequence

B.) A base pair deletion, resulting in a different amino acid

C.) A substitution for one serine codon for a different serine codon

D.) A substitution for one stop codon for another stop codon

Twind is considered to be an abiotic factor because it.?

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi

Whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.