It crea 11. Instead of a B cell, a helper T cell
creates what other type of T cell during cell
mediated immunity?

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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 how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Veronica and her little sister, monique, are playing on a seesaw. if veronica weighs 75 pounds, and monique weighs 60 pounds, which statement is true?