Chapter 5 Vocab

Created by madisonelizabeth 

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cell cycle

pattern of growth, DNA replication, and cell division that occurs in a eukaryotic cell

mitosis

process by which a cell divides its nucleus and contents

cytokinesis

process by which the cell cytoplasm divides

chromosome

long, continuous thread of DNA that consists of numerous genes and regulatory info

histone

protein that organizes chromosome and around which DNA wraps

chromatin

loose combo of DNA and proteins that is present during interphase

chromatid

one half of a duplicated chromosome

centromere

part of condensed chromosome that looks pinched

telomere

repeating nucleotide at the ends of DNA molecules that do not form genes and help prevent the loss of genes

prophase

1st phase of mitosis

metaphase

2nd phase of mitosis

anaphase

3rd phase of mitosis

telophase

last phase of mitosis

growth factor

broad group of proteins that stimulate cell division

apoptosis

programmed cell death

cancer

common name for a class of diseases characterized by uncontrolled cell division

benign

having no dangerous effect on health

mailgnant

cancerous tumor in which cells break away and spread to other parts of the body

metastasize

to spread by transferring a disease-causing agent from the site of the disease to other parts of the body

carcinogen

substance that causes cancer

asexual reproduction

process by which offspring are produced from a single-parent

binary fission

asexual reproduction in which a single-called organisn divides into 2 equal parts

tissue

group of cells that work together to preform a single function

organ

group of different types of tissue that work together to preform a specific function or related function

organ system

two or more organs that work in a coordinated way to carry out similar functions

cell differentiation

process by which unspecialized cells develop into mature form and function

stem cell

cell that can divide for long periods of time while remaining undifferentiated

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