Differentiate among a swamp and a marsh. Explain how they are similar and how they are different?

What will happen to a population of predators if there is a sudden, temporary increase in the number of prey? a. the population of predators will be uniform with no change. b. the population of predators will increase first and then decrease slowly. c. the population of predators will increase continuously.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

What element is able to combine with itself and hydrogen to form large molecules ?