The leaves of a plant are dotted with openings
known as storata. when open, stomata allow
the plant to exchange gases and allow moisture
to evaporate, to draw water from the
roots up into the plant. these activities the
plant to
(1) produce light energy
(2) maintain homeostasis
(3) decompose organic matter
(4) synthesize minerals

Acladogram is a branching diagram that represents suggested evolutionary relationships among organisms based on the presence of unique traits. a scientist discovers a new organism that lacks limbs and does not have a true backbone. the organism lays eggs to produce offspring and has a cartilage-like rod known as a notochord running along its dorsal surface. on the cladogram below, select the species to which the newly discovered organism is most closely related.

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

Do plant cells perform cellular respiration?