HEL:O A cross country runner needs energy readily available rather than someone who rarely does any physical activity. What molecule would this runner have more of and why? EXPLAIN.

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.

What is the statement plant growth is affected by the color light

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?