In plants, a group of cells function together form an epidermis, an outer layer. the epidermis of plants form which of the following. a: organism b: organ c: organ system or d: tissue

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Why do we perceive objects as retaining their brightness under different lighting levels?