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Ch.8 Section 1 Vocab

Ch. 8 Section 1 Vocab

TermDefinition
Chromosome Rod-shaped structures made of DNA and proteins.
Histone A type of protein molecule found in the chromosomes of eukaryotic cells but not prokaryotic cells.
Chromatid Each half of a chromosome is called this.
Centromere Where the two chromatids meet.
Chromatin The less tightly coiled DNA-protein complex.
Sex Chromosome Chromosomes that determine the sex of an organism and may also carry other genes for other characteristics.
Autosome All the other chromosomes in an organism.
Homologous Chromosome The two copies of each autosome.
Karyotype An array of chromosomes visible in the cell during metaphase.
Diploid Cells having two sets of chromosomes.
Haploid Cells that only contain one set of chromosomes (sperm cells and egg cells.
Created by: 36504