Which of the following statements regarding mutations is not correct?
mutations create variation within a species.
mutations are typically beneficial to an organism.
mutations can be related to an organisms changing environment.
mutations typically cause an organism to become extinct.

Mutations typically cause an organism to become extinct.

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )