Parents with the genotypes ao and ab have a child. what are all the possible blood types of the child?
1. a, b
2. o, ab
3. a, ab, b
4. o, ab, a

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

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.

Identify the area on the image where the force of attraction is the strongest.