During the “light reactions" of photosynthesis, chlorophyll molecules use the energy from light to strip away electrons from water and bounce them up to a higher energy level. What is produced as
a by-product of the light reactions?

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine

Explain how mendel kept his pea plant from self pollination