. when photosynthesis happen? A.
Night

B.
All of day

C.
If there is light

D.
Every time

Me with biology endocrine system crossword also image left i need with hw

Which is the best example of plant tissue? the answer is d (just took the test)

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.