Answer:
I think it is grass_ tiger _human being
Mitochondria is the correct answer
When prey is abundant, predator populations increase because more young are able to survive. More predators kill more prey, which, along with food scarcity, decreases the population. When prey becomes more scarce, the predator population declines until prey is again more abundant. Therefore, the two balance each other.
Answer: rising sea levels, increased agricultural productivity worldwide, increased storm frequency and intensity, worsening health disease and their impacts
Explanation:
1) They are cold blooded
2) They respire both by Skin and lungs.
3) They lay eggs in water ; they have a 3 chambered heart.