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bio vocab- ch 8

QuestionAnswer
chromosome one of the structures in the nucleus that are made up of DNA and protein
histone proteins found in chromosomes
chromatid one of the strands of a chromosome that become visible during meiosis or mitosis
centromere holds the 2 sister chromatids together
chromatin DNA strands that are loosely coiled
sex chromosome chromosomes that determine the sex of an organism
autosome any chromosome that is not a sex chromosome
homologous chromosome chromosomes that have the same sequence of genes that pair during meiosis
karyotype display of chromosomes arranged in homologous pairs
diploid cell that contains 2 haploid sets of chromosomes
haploid one set of unpaired chromosomes
binary fission single-celled organisms divide into 2 cells identical to the parent cell
mitosis process of cell division in eukaryotes where each daughter cell is identical to the parent cell
meiosis process of cell division in eukaryotes where each daughter cell receives half the number of chromosomes which results in sex cells
interphase period between cell division where the cell grows and DNA is copied
gamete haploid reproductive cell (egg or sperm)
cytokinesis division of cytoplasm
prophase stage of mitosis and meiosis where chromatin condenses into chromosomes and the nucleus disapears
spindle fiber microtubules that assist in the movement of chromosomes
metaphase phase of mitosis and meiosis where chromosomes line up at the equator of the cell
anaphase phase of mitosis and meiosis where chromosomes separate
telophase phase of mitosis and meiosis where the nucleus forms around the chromosomes
cell plate start of a new cell wall during cell division when one cell splits in 2.
Created by: gschultz2028
 

 



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