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The Cell Cycle and Cell Division
Questions and Answers 100% Solved
Most cells in an organism go through a cycle of growth, development, and division called the _________________. ✔✔cell cycle
Because of the cell cycle, organisms grow and _________, replace old or damaged cells, and produce new cells. ✔✔develop
There are two main phases of the cell cycle- interphase and the ___________ phase. ✔✔mitotic
__________ is the period of growth and development for a cell. ✔✔interphase
During interphase, most cells go through three stages- rapid growth and ____________ of the organelles; replication of ___________, the genetic information in a cell; and preparation for ____________________. ✔✔replication; DNA; cell division
During the mitotic phase, a cell ____________________. ✔✔reproduces
___________________ makes up most of the cell cycle. ✔✔interphase
During interphase, the DNA in the cell is called ________. ✔✔chromatin
Interphase begins with a period of rapid growth- the ___________ stage ✔✔G
During the ___________ stage of interphase, the cell replicates its strands of chromatin. ✔✔S
_________________ are the two identical strands of DNA that make up the duplicated chromosome. ✔✔Sister chromatids
The sister chromatids are held together by a structure called the _______________. ✔✔centromere
The final stage of interphase- the ______ stage- is a period of growth and final preparation for mitosis. ✔✔G
Before a cell divides, it makes copies of all its _________. ✔✔organelles
After mitosis, _____________ usually divides a cell's cytoplasm, forming a new cell membrane around each daughter cell. ✔✔cytokinesis
In animal cells, a ____________ in the middle of the cell gets deeper until the cell _________________ comes together to divide the cell. ✔✔furrow; membrane
In plant cells, a ________________ grows outward toward a new cell wall until two new cells form. ✔✔cell plate
The cell cycle results in two new _____________ that are genetically identical to each other and to the original cell, which no longer exists. ✔✔daughter cells
The cell cycle is important for reproduction in some organisms, growth in ______________ organisms, replacement of worn-out or damaged cells, and repair of damaged cells. ✔✔multicellular
List the steps of the cell cycle ✔✔1. Interphase
- Prophase
- Metaphase
- Anaphase
- Telophase
- Cytokinesis
What are the the 2 parts of the mitotic phase? ✔✔Mitosis and Cytokinesis
What are the steps of mitosis? ✔✔Prophase, Metaphase, Anaphase, and Telophase
What are the 3 parts of Interphase? ✔✔G1, S, and G
Name which part of Interphase is a period of rapid growth and development ✔✔G
Name which part of Interphase includes DNA replication ✔✔S
Name which part of Interphase includes more growth and development, and preparation for cell division ✔✔G
-Copied DNA condenses into chromosomes
-Two identical nuclei form
Which phase of mitosis is this? ✔✔Telophase
What is a centromere? ✔✔(The central point of origin for the spindle fibers on either side of the cell that appears during cell division)
Which part of the cell cycle takes up the most time? ✔✔Interphase
Which part of the cell cycle is the period during the cell cycle's growth and development? ✔✔Interphase
