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Name for a non-coding DNA triplet.

One form of a particular gene.

A pair of chromosomes that code for the same gene.

Process by which zygotes (sex cells) are produced.

Variation or competition between different species.

A DNA molecule is made up of two strands of...

Guanine and Cytosine are joined together by ... hydrogen bonds.

Structure of DNA is a 'Double...'

Found in the middle of a chromosome in the early stages of mitosis and meiosis.

The total number of homologous pairs present in a cell is the '..... number'.