21.
The diagram below represents a human
reproductive system.
Meiosis occurs within structure
A.
A
B. B
C.
C
D. D

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

'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.

In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis