Basis of Heredity

Threadlike structure found in the nucleus of a cell

Short length of DNA that carries the genetic code

Different forms of the same gene

Self replicating material described as a double helix (full spelling please!)

A characteristic

The _______________ allele is always shown and is represented with an uppercase letter

A _____________ allele is seen in offspring only if 2 of them are present.

A change in the base sequence of DNA

An exact copy produced asexually from one parent

The process where organisms, better adapted to their environment, are able to survive and reproduce