Variation in offspring is important in maintaining genetic diversity within a population. Which of the answer choices indicates a mechanism of introducing genetic variation in a population? Select all that apply.
A)
crossing over during meiosis
B)
fertilization of an egg by a sperm
independent assortment during meiosis
Eliminate
D)
mitosis producing two new daughter cells
E)
binary fission resulting in two bacterial daughter cells

check for the pregnancy rating of drug. if its class c or d see if other alternatives

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]