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reproduction involving the union or fusion of a male and a female gamete
process by which a single parent reproduces by itself
cell division in which the nucleus divides into nuclei containing the same number of chromosomes
(genetics) cell division that produces reproductive cells in sexually reproducing organisms
(biology) the structural adaptation of some body part for a particular function
(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix
(biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes
(genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA
(genetics) the process whereby genetic information coded in messenger RNA directs the formation of a specific protein at a ribosome in the cytoplasm
(genetics) the process whereby DNA makes a copy of itself before cell division
organic compounds containing an amino group and a carboxylic acid group
Base Pairing Rules
The rules stating that cytosine pairs with guanine and adenine pairs with thymine in DNA, and that adenine pairs with uracil in RNA.
The building block of a nucleic acid, consisting of a five-carbon sugar covalently bonded to a nitrogenous base and a phosphate group.
makes up the sides of the DNA ladder with deoxyribose
an essential structural component of living cells and source of energy for animals
a DNA nucleotide containing nitrogen, a sugar molecule, and a phosphate group