Which represents the size of a population? the birth rate
number of species in an area
the death rate
number of indivduals in a species

Which component in a graph indicates an independent factor? a. y-axis b. x-axis c. scale

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)

The part of the eye that closes and opens to let light in is .