Traits, like plant height or flower color, have different variations that are known as ?

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

Explain the significance of the increased cell specialization of the volvocine line