Which helps prevent errors in DNA replication? A. DNA is produced in the ribosomes.
B. There are no complementary base pairs in DNA.
C. DNA polymerase checks the DNA for errors.
D. DNA polymerase makes five DNA molecules from each single
strand, and keeps the best of the five.

One gene can influence trait(s). one trait can be determined by gene(s).

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from

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.