The union of sperm and ovum to produce a zygote is known as when sperm and ovum fuse at conception, they produce a zygote with chromosomes.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Across of blue x blue (both heterozygous) would result in

In sheep, the allele for belly fur (a) is dominant to the allele for no belly fur (a). a mother with the genotype aa and a father with the genotype aa produce an offspring.