Genetic variation between organisms results from mutations and meiosis. Explain why you know that is true using supporting information

Explain the process that creates the heat of the sun?

Some substances but not other can cross the (blank) membrane of a cell

The diagram shows the results when two parents are crossed. the letters represent alleles for a trait that is controlled by three different genes. which best describes this inheritance pattern? multiple allele because a trait is controlled by three different genes polygenic because the offspring have alleles from both parents multiple allele because the offspring have alleles from both parents polygenic because a trait is controlled by three different genes