How are the testes and ovaries similar? A.
Both store mature sex cells.
B.
Both transport sex cells from their site of production.
C.
Both connect internal reproductive organs to the exterior.
D.
Both produce sex cells.

Could someone me with number one you

What is thought to have caused the mass extinction at the end of the cretaceous period?

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form