Which structure of the cell controls what goes in and comes out of the cell? Which structure is a strongl layer around plant cells?

Is snow a type of precipitation? explain why or why not.

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone

Amniocentesis is a process in which amniotic fluid is taken from the mother's womb to identify any genetic abnormalities in the fetus. how would the discovery of the human genome contribute to this process?