Mendel crossed two plants that were heterozygous for the trait of flower color. Which genotypes could he have used to represent the cross? PP ´ PP
Pp ´ Pp
pp ´ pp
Pp ´ PP

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

The (blank) states that all loving things are made of cells.

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?