C. Upward; downward. As the hot rock rises, cooler rock flows downward to take its place next to the core, where it is heated and becomes buoyant enough to rise again later
Deoxyribose sugar and phosphate group
Are nucleotides
Answer:
The environment in which these predator/prey species exist has a specific carrying capacity. The prey species has to add the number of prey individuals equal to the number of prey individuals that have been removed by the predator. If they cannot maintain this balance, then both the species will become extinct.
Explanation:
Only 10% of the energy from prey is passed on to the higher trophic levels of the food chain.