Which flasks contain organisms undergoing photosynthesis? Flask 1, 2, and 3
Flask 1 and 3
Flask 2 and 3
None

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

Nh3 +02-no + h20 is unbalanced what is the balanced equation

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex