This Punnett square shows flower color inheritance in snapdragons. What is the expected ratio of red flowers to pink flowers to white flowers in the F2 generation?
White rr
r
r
R
Rr
Rr
Red RR
R.
Rr
Rr
A 1 red: 2 pink: 1 white
O
B. 9 red: 3 pink: 1 white
C. 4 red: 1 white
D. all pink

Name the glands associated with human digestive system

Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.

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.