What role do predators play in maintaining the balance of an ecosystem? a) they ensure that the ecosystem is not stripped entirely of its vegetation. b) they ensure that energy cannot be transferred to the rest of the food web. eliminate c) they are primarily responsible for the transfer of nutrients to the plants. d) they are primarily responsible for the cross pollination of plants in the ecosystem.

A) They ensure that the ecosystem is not stripped entirely of its vegetation.

Explanation:

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

the backbone of the dna and rna compound is sugar phosphate.