Answer:
Competition is an interaction between organisms or species in which both the organisms or ... According to evolutionary theory, this competition within and between species for resources is important in natural selection. However, competition may ... Competition can cause species to evolve differences in traits.
Hereditary diseases and cancer are ways in which inherited factors can affect a persons health
Answer:
genes involved in the cell cycle following a mutation become oncogenes.
Answer: B Meiosis is followed by fertilization: the union of gametes to create a diploid zygote.
Explanation: Fertilization does enhance genetic variation, but not of daughter cells. It enhances genetic variation in offspring. That means two parents could have four children with a variety of traits, such as different eye color or different heights. Meiosis enhances genetic variation through the reduction of chromosomes number, crossing over, and independent and random assortment of chromosomes.