Term Definition
cell cycle life cycle of cell
mitosis process of cell division
cytokinesis division of cytoplasm in cells
chromosome made up of DNA and protein
histone protein molecule found in chromosomes of eukaryotic cells only
chromatin substance that composes eukaryotic chromosomes that consists of specific proteins DNA and small amlounts of RNA
chromatid one of two strands of chromosome that becomes visible during meitosis/mitosis
centromere the region of the chromosome that holds the two sister chromatids together during mitosis
telomere tip of chromosome, region of repeating DNA sequences that forms the endpoint pf a DNA segment that makes up a chromosome
prophase first phase of mitosis when chromatin condenses, nuclear envelope breaks, nucleons disappears, and the centrosomes and the centrioles migrate to opposite sides of the cell
metaphase second phase of mitosis when spindle fibers align the chromosomes along the cell receptor
anaphase third phase of mitosis which chromatids seperate and are pulled to opposite sides of the cell wall
telophase last phase of mitosis when a complete set of identical chromosomes is positioned at each pole of of the cell, the nuclear membranes start to form, the chromosomes begin to uncoil and the spindle fibers disassemble
growth factor broad group of proteins that stimulate cell division
apoptosis programmed cell death
cancer a type of disorder of cell growth that results in invasion and destruction of surrounding healthy tissue by abnormal cell
benign having no dangerous affect on health especially reffering to an abnormal growth of cells that are not cancerous
malignant cancerous in which cells break away and spread to othe parts of the body, casuing harm to the organisms health
metastasize to spread by transferring a disease-causing agent from the site of the disease to other parts of the body
carcinogen carcinogen substance that produces or promotes the development of cancer
asexual reproduction reproduction that does not involve the union of gametes and in whitch a single parent produces offspring that are genetically identical to the parent
binary fission a form of asexual reproduction in cingle celled organisms by which one cell divides into two cells of the same size
tissue a group of similar cells that perform a common function
organ a collection of tissues that carry out a specialized function of the body
organ system
cell differentiation
stem cell
Chapter 6 Vocab

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