Genetic variation is an effect
Answer:
C
Explanation:
Mutations occur oftenly in organisms because it is seen as natural. Not all generations will give offsprings with perfect traits, They tend to have either 50/50 inherited traits from each parent of 100% off a parent if it was asexual reproduction.
Answer: C) Centromeres
Explanation: Centromeres are involved in crossing over, none of the other ones are.
Answer:
systems, i.e. circulatory system
organism
Explanation:
