What is the function of the structure identified by the red arrow?

Which of the following examples can cause gene flow between populations? a.an increase in predators to a population of zebra b.a volcanic eruption that kills half of a population of mice c.bird droppings that contain seeds from a different location d.a person that sprays a toxin on a group of mosquitoes

Choose the molecule that is described by each phrase. energy used during long activities:

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into