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Bio Ch5

Biology Vocab Ch. 5

QuestionAnswer
pattern of growth, DNA replication, and cell division that occurs in a eukayrotic cell cell cycle
process by which a cell divides its nucleus and contents mitosis
process by which the cell cytoplasm divides cytokinesis
long, continuous thread of DNA that consists of numerous genes and regulatory information chromosome
protein that organizes chromosomes and around which DNA wraps histone
loose combination of DNA and proteins that is present during interphase chromatin
one half of a duplicated chromosome chromatid
region of condensed chromosome that looks pinched; where spindle fibers attatch during meiosis and mitosis centromere
repeating nucleotide at the ends of DNA molecules that do not form genes and help prevent the loss of genes telomere
first phase of mitosis when chromtatin condenses, the nuclear envelope breaks down, the nucleolus disappears, and the centrosomes and centrioles migrate to opposite sides of the cell prophase
second phase of mitosis when spindle fibers align the chromosomes along the cell equator metaphase
third phase of mitosis during which chromatids separate and are pulled to opposite sides of the cell anaphase
last phase of mitosis when a complete set of identical chromosomes is positioned at each pole of the cell, the nuclear membranes start to form, the chromosomes begin to uncoil, and the spindle fibers disassemble telophase
broad group of proteins that stimulate cell division growth factor
programmed cell death apoptosis
common name for a class of diseases characterized by uncontrolled cell division cancer
having no dangerous effect on health, especially referring to an abnormal growth of cells that are not cancerous benign
cancerous tumor in which cells break away and spread to other parts of the body, causing harm to the organism's health malignant
to spread by transferring a disease-causing agent from the site of the disease to other parts of the body metastasize
substance that produces or promotes the development of cancer carcinogen
process by which offspring are produced from a single parent; does not involve the joining of gametes asexual reproduction
asexual reproduction in which a cell divides into two equal parts binary fission
group of cells that work together to perform aa similar function tissue
group of different types of tissues that work together to perform a specific function or related functions organ
two or more organs that work in a coordinated way to carry out similar finctions organ system
process by which unspecialized cells develop into their mature form and function cell differentiation
cell that can divide for long periods of time while remaining undifferentiated stem cell
Created by: kennedy26
 

 



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