Gymnosperms have small male cones because select one: a. larger cones would dry out more easily b. pollen is very small and does not require a large cone c. small cones do not block sun as much as larger cones d. larger cones are too heavy

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

Pl which diagram illustrates prophase?