Organism whose cells have (1) chromosomes with nucleosomal structure and separated from the cytoplasm by a two-membrane nuclear envelope, and (2) compartmentalization of functions in distinct cytoplasmic organelles

Synonymous with variety; the international equivalent of variety

The cells that carry the male DNA of a seed plant

The twisted-ladder shape that two linear strands of DNA assume when complementary nucleotides on opposing strands bond together

Containing genes altered by insertion of DNA from an unrelated organism

A set of biological techniques developed through basic research and now applied to research and product development

A device invented at Cornell University that allows genetic material to be introduced into a new organism

The process by which progeny derive a combination of genes different from that of either parent

Organism whose cells have (1) chromosomes with nucleosomal structure and separated from the cytoplasm by a two-membrane nuclear envelope, and (2) compartmentalization of functions in distinct cytoplasmic organelles

A noncellular biological entity that can reproduce only within a host cell.

The self-replicating genetic structure of cells containing the cellular DNA

The study of the patterns of inheritance of specific traits

The isolation of a gene from one organism and then the introduction of that gene into another organism using techniques of biotechnology