Brad hurt his left eye in football practice and was given an eye patch to wear. Brad discovered that his depth perception was not as good as usual, especially when driving in unlit roads at night. This is because he could make use of only

John Bowlby based his approach known as __________ theory on ethology, the study of animals in their natural habitat

Do not know this one either

The process of "crossing over"

A) ensures that characteristics will be transmitted from parents to offspring. B) decreases the likelihood of mutations, chromosomal abnormalities, and birth defects. C) increases the potential for healthy sperm to reach the site of fertilization. D) ensures variability among the genetic codes of siblings.