06.C Chromosomes (PART C)
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8 Terms
Nucleic acid
One of four macromolecules that make up cells. Examples include DNA, RNA and ATP.
Genome
The total amount of DNA a cell contains.
Unreplicated Chromosome
Tightly coiled DNA that has not yet been copied so still only has one copy of each gene and appears as a single chromosome.
Replicated Chromosome
Tightly coiled DNA that has two copies of each gene and appears as an X shaped chromosome.
Chromatin
Loosely coiled threadlike DNA that is present when the cell is busy making proteins and is not yet dividing.
DNA (Deoxyribose Nucleic Acid)
A type of nucleic acid that stores genetic info, passes genetic info to offspring, and helps to make proteins.
Nucleotide
A monomer (single unit) of a nucleic acid
Gene
A sequence of DNA that code for a specific protein which contribute to your physical characteristics or traits.
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