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Mitosis and Meiosis study guide
Vocab for mitosis and meiosis
20
Biology
9th Grade
03/03/2014

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Term
Autosomes
Definition
Any chromososme that is not a sex chromosome
Term
Gamete
Definition
Mature haploid sex cell
Term
Sexual reproduction
Definition
A form of reproduction where a sperm and egg cell join together to create another organism
Term
Asexual Reproduction
Definition
The offspring is the same as the parent organism; all genetic materal comes from the one parent it broke off from. Ex: Spores, budding
Term
Histone
Definition
Basic proteins found in chromatin
Term
Haploid cell
Definition
Cell with a single set of unpaired chromosomes
Term
Diploid Cell
Definition
Two complete sets of chromosomes; one from each parent
Term
Synapsis
Definition
Pairing up of two chromatids
Term
crossing over
Definition
when two chromatids touch and exchange genetic information
Term
tetrad
Definition
the 2 pairs of sister chromatids
Term
Interphase
Definition
phase in which chromatin prepares to condense and the cell prepares to split by copying all DNA and genetic material
Term
Zygote
Definition
Fertilized Egg
Term
Homologous
Definition
The same cells but from each parent
Term
Karyotype
Definition
The amount of cells found in a cell nucleus
Term
Cetromere
Definition
The connection piece for two sister chromatids
Term
Centriole
Definition
Spindle fiber producers (asters)
Term
Somatic Cells
Definition
Any non sex cells
Term
chromatin
Definition
Non condensed chromatids
Term
Chromatid
Definition
condensed chromatin ready to pair with a sister chromatid
Term
Stem cells
Definition
Cells without a specific function
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