Astudent is running a 10-kilometer race. he runs 1 kilometer every 4 minutes. select the function that describes his distance from the finish line after x minutes.

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells