The skin synthesizes a precursor of in response to uv radiation in sunlight.

Based on the results of this study, what questions remain unanswered? how can these questions guide future research

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.

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.