What is a specialized underground stem used in asexual reproduction and food storage? corm bulb anther rhizome

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

An easy way to calculate the amount of energy available at each level is to what?

Whay is the following best defines climate