Gina wants to cut back on the large levels of air pollution in her city. which of the following steps should she take?
a. use public transportation systems less often
b. purchase a less fuel-efficient vehicle
c. try to use her city’s bus system more often
d. drive her personal car as often as possible to raise emissions

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring

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.