Which of the following DNA mutations is likely to have the most negative effect on the protein it specifies? A codon deletion at the end of a sequence
A base pair deletion resulting in a different amino acid
A substitution for one serine codon for a different serine codon
A substitution for one stop codon for another stop codon

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.