Severe droughts are expected to increase in certain locations over time due to climate change. What type of feedback mechanism could droughts be and the reasoning?
A)
B)
Negative feedback because water vapor warms the atmosphere, creating
more evaporation.
Positive feedback because water vapor warms the atmosphere, creating
more evaporation.
Negative feedback because water vapor cools the atmosphere, creating
less evaporation.
C)
D)
Positive feedback because water vapor cools the atmosphere, creating less
evaporation

In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.

20 the compound al(nh3)2 has atoms of nitrogen.

Neeed now for 1. eye color is a polygenic trait. what is the possibility of getting a green (aabb) eyed child, if parent 1 has brown eyes (aabb) parent 2 has blue eyes (aabb) 2.albinism is a recessive trait. having normal pigment is the dominant trait. what is the possibility of having an albino child if parent 1 is heterozygous normal parent 2 is heterozygous normal 3.in rabbits black fur is dominant over white fur. what is the probability of getting a rabbit with black fur if parent 1 is heterozygous black parent 2 is homozygous white