Which of the following is an example of sexual selection?   A) Bacteria evolve resistance to antibiotics. B) Cheetahs experienced a population bottleneck. C) Peahens choose to mate with peacocks that have the most beautiful tails. D) Female butterflies have a higher survival rate than male butterflies.

Which of the following can act as a vector to introduce new genes into a cell?   A) primers B) ligase C) restriction enzymes D) plasmids

The region of DNA where RNA synthesis begins is the ________.   A) start codon B) promoter C) stop codon D) terminator 

In a DNA double helix, adenine pairs with ____ and guanine pairs with ____.   A) cytosine… thymine B) guanine… adenine C) thymine… cytosine D) uracil… cytosine

Which of the following are homologous?   A) the forelimb of a dog and the hindlimb of a cat B) the forelimb of a dog and the forelimb of a cat C) wings of a butterfly and wings of a sparrow D) the mouth of a mosquito and the beak of a hummingbird

Which of the following is NOT a requirement of natural selection?   A) differential reproductive success B) overproduction of offspring C) genetic variation D) gene flow

How many amino acids are common to all living systems?   A) 10 B) 20 C) 30 D) 100

The CORRECT sequence of events occurring during transcription is ________.   A) splicing, capping, tailing B) initiation, elongation, termination C) tailing, capping, splicing D) elongation, initiation, termination

Natural selection can be defined as ________.   A) the evolution of a population of organisms B) a process in which changes in gene frequencies result from evolution C) the production of more offspring than can survive in a given environment D) a process in which organisms with certain inherited traits are more likely to survive and reproduce than individuals with other traits

Appeals to ___ evokes an audience’s need for belonging and inclusion.