Which of these describes the purpose of mitosis To combine two daughter cells To make a chain of amino acids To produce two new cells that are identical to the original To form daughter cells without DNA

What is one benefit of a nonrenewable resource, such as natural gas? a. generate large amounts of electricity b. less expensive overtime c. produces pollution d. will run out eventually

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

The response is the basis for vaccination. primary secondary tertiary none of the above