Cell Cycle

Cell Cycle

100

Cell grows and carries out normal activities

What is G1 phase?

200

DNA replication occurs

What is S phase?

300

Cell prepares for division, checking DNA for mistakes

What is G2 phase?

400

Cell nucleus contents divide

What is mitosis?

500

Cell cytoplasm divides

What is cytokinesis?

Mitosis Stages

100

Cell pinches in with a cleavage furrow

What is animal cell telophase?

200

Chromosomes line up on the equator

What is metaphase?

300

Chromosomes appear as thin threads, get thicker; nuclear membrane disappears

What is prophase?

400

Cell begins to grow a cell plate from center to edges of cell

What is plant cell telophase?

500

Chromatids split and move to opposite poles

What is anaphase?

Reproduction

100

Involves one parent

What is asexual reproduction?

200

Used by prokaryotes - be specific

What is binary fission?

300

Requires two parents

What is sexual reproduction?

400

Must join in sexually reproducing organisms

What are egg and sperm?

500

A fertilized egg

What is a zygote?

Chromosome

100

2 things that are tightly coiled together to make up chromosomes

What are chromatin and protein?

200

These 2 parts of a chromosome are considered "sisters"

What are chromatids?

300

Holds sister chromatids together

What is a centromere?

400

Located at various places on a chromosome

What are genes?

500

Normal number of chromosomes for an organism; example is 46 for humans

What is diploid number?

Miscellaneous

100

Form spindle fibers

What are microtubules?

200

2 main stages of cell division

What are mitosis and cytokinesis?

300

Cancerous cells remain confined to their original site

What is a benign tumor?

400

An anticancer drug that affects the fibers of the mitotic spindle

What is taxol?

500

Uncontrolled cell growth

What is cancer?