Which concept is considered an exception to Mendel's law of independent assortment?
A. crossing over
B. gene linkage
C. polyploidy
D. law of segregation

Which of the following protists gets nutrients mainly by absorbing molecules from other organisms through their cell walls and cell membranes? a. amoebas b. water molds c. ciliates d. slime molds

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.

Which of the following is not a defining characteristic of plants?