Answer:
Zooplankton help other populations survive by keeping out other herbivores
Explanation:
This is because a keystone species are species that have large effect on the the habitat and through its effect they help to keep the ecosystem in existence. They make sure that the ecosystem exist. They help populations survive by keeping out herbivores and feeding on the algae. They help drive nutrients cycle and transfer energy from algae to invasive fish.
Answer:
The force that gravity exerts upon an object.
B is the answer! Hope this helps :)
Answer:
They would not be able to achieve homeostasis.
Explanation:
Homeostasis refers to the maintenance of a stable internal environment and the cell needs a healthy and proper enzymes to do this.
The best option is B He used a new experimental method to test his hypothesis.
