How are l actic acid formation and alcohol fermentation different from each other?

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

This is a type pf behavior that animals are born with and them to survive

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity