Which of the following best defines a cell cycle? () A: The process from the beginning of a mitosis to the beginning of the<br/>next one B: The process from the beginning of a mitosis to the end of the next<br/>one C: The process from the end of a mitosis to the end of the next one D: The process from the end of a mitosis to the beginning of the next<br/>one

23.The process of cell division is called _________. A: mitosis B: infection C: replication D: development

Mitosis is the normal process (by which) a cell divides, (each) new cell (ending) up with (a) same number of chromosomes as the parent cell.（） A: by which B: each C: ending D: a

由细胞发育为具有特定功能的组织结构或器官的过程称为 （ ） A: cell multiplication B: cell differentiation C: cell division D: mitosis

Which<br/>of the following cell cycle descriptions is CORRECT? () A: DNA are replicated during the G2 phase. B: Interphase is when the cell spends most of its time performing its<br/>cell functions. C: The interphase consists of prophase, metaphase, anaphase, and<br/>telophase. D: Cell prepare itself for mitosis during S phase