How would the human population be different if crossing over did not happen during meiosis?
a. it would be impossible for humans to reproduce.
b. there would be more genetic variation in the human population
c. children would probably look more like their parents
d. it would be possible for children to have more chromosomes
c children would probably look more their parents

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

answer; the above answer to the above statement is (true)