Choose True or False. 1) Tools are helpful to scientists because they use them to learn about organisms and diagnose problems.
A. True
B. False

2) Choose True or False.
Microscopes magnify or enlarge images of specimens so scientists can examine them with the human eye.
A. True
B. False

What best describes lactic acid fermentation?

{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.

Crossing over is a method of (blank)?