The structure of a plant's leaf best supports the process of gas exchange for photosynthesis
water absorption for transpiration
water absorption for cellular respiration
energy absorption for cellular reproduction

Which organelle breaks down sugar molecules that supply energy to the cell ?

What molecule contains an organisms genetic material, passed down from parents to their offspring

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.