Which of these scientists have contributed to photosynthesis studies?
A. Melvin Calvin
B. Hargovind Khorana
C. Gregor Mendel
D. Anthony Van Leeuwenhoek
Answer:A
Which of these scientists have contributed to photosynthesis studies?
A. Melvin Calvin B. Hargovind Khorana C. Gregor Mendel D. Anthony Van Leeuwenhoek