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The Cell Cycle and Cancer Definitions
Mr. Richards Vocab Quiz
13
Biology
12th Grade
12/04/2024

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Term
Genome
Definition
All of the DNA contained within the nucleus.
Term
Chromosome
Definition
DNA that moves as a single unit.
Term
Gene
Definition
An informational unit of DNA that codes for proteins and sometimes RNA.
Term
Somatic Cells
Definition
Body cells, considered diploids.
Term
Diploid
Definition
Two copies of every chromosome.
Term
Homologs/Homologous Chromosomes
Definition
Pair of chromosomes, one from mom and one from dad.
Term
Diploid Number
Definition
2n, 46 for humans.
Term
Gametes
Definition
Sex cells, considered haploids.
Term
Haploid
Definition
1 copy of every chromosome.
Term
Haploid Number
Definition
n, 23 for humans.
Term
Cohesins
Definition
Each DNA molecules will be joined to its duplicate by these proteins.
Term
Centromeres
Definition
Cohesins join duplicate pieces of DNA to one another at this region.
Term
Sister Chromatids
Definition
Identical DNA molecules that are joined to one another by the centromeres.
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