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15 Cards in this Set

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  • Back
alleles
alternate forms or varieties of a gene.
amino acids
organic molecules that are building blocks of proteins.
anatomy
referring to the structural parts of organisms.
antibodies
proteins produced by the body to identify and neutralize or destroy alien antigens
anticodon
sequences of three nucleotide bases on a transfer RNA molecule that can pair with a specific messenger RNA Codon
antigens
proteins that provide the specific signature or identity to blood or other tissue cells
autosomes
any chromosomes other than a sex chromosome
cell
a complex unit of protoplasm, usually with a nucleus, cytoplasm, and an enclosing membrane
cell membrane
the selectively permeable membrane enclosing a cell
centriole
small, dense bodies outside of a cell nucleus that contract and become visible early in mitosis and meiosis when the nuclear membrane breaks down
centromere
a constriction in a chromosome where two or more chromatids come together
chimera
an individual who is genetically two people. Fully chimeric individuals are usually the product of two fertilized ova fusing into a single embryo shortly after conception
chromatids
one of two or more strands of a chromosome that are joined at a centromere
chromosomes
thread-like, gene-carrying bodies in the cell nucleus
codon
a sequence of three nucleotide bases in a DNA or RNA molecule that code for a specific type of amino acid that will be used in the synthesis of a protein.