What evidence did Mendel find that supported his law of independent assortment? A. Recessive traits only appear when offspring has two recessive alleles.

B. One trait does not affect whether another trait will be passed on.

C. Most traits have a dominant form and a recessive form.

D. Some traits are controlled by a combination of several years.

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.

Which structure in the cardiovascular system connect arteries to veins?