<span> It involves compression of the patient’s chest cavity</span><span />
<span>C. Catalyst because a catalyst has an enzyme</span>
And also to increase their chances of survival as they are prone to be killed by their predators. In frogs fertilization is external, means it takes place outside female body. So to increase the chances of fertilization frog produce large no. Of gametes and basically sprays them over eggs released by female.
Answer:Plz mark Brainliest
Explanation:
I would say A solar panel is used to power a house.