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Bio Terms 7
my chinchilla laid an egg turned out to be a log caught on fire
12
Biology
01/23/2012

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Term
Asexual reproduction
Definition
formation of offspring that receive all the genes from just one parent
Term
Binary fission
Definition
the form of cell division that occurs in prokaryotic cells
Term
cell cycle
Definition
a controlled sequence of events in which a small cell grows into a larger cell and then divides to form two smaller cells
Term
centrometer
Definition
a constricted region of a chromosome that holds together the sister chromatids during the early phases of cell division
Term
cytokinesis
Definition
the division of a cytoplasm after mitosis or meiosis
Term
interphase
Definition
the stage of a cell cycle between divisions, when the chromosomes are too long and too thin to be seen
Term
karyotype
Definition
an organism’s set of chromosomes as seen during cell division
Term
mitosis
Definition
the separation of chromosomes during cell division in which two cells are produced, each genetically identical to the other and to the parental cell
Term
mitotic spindle
Definition
a set of protein fibers that control the movements of chromosomes during cell division
Term
Proto-oncogene
Definition
a gene for protein that stimulates cell division
Term
Sister chromatids
Definition
two copies of a chromosome held together by a chromatid
Term
Suppressor gene
Definition
a gene for a protein that inhibits cell division