Biology Glossary for 11-16 Yr Olds (Chad Evans)

1) deoxyribonucleic acid - A double helic, containing ....

2) A long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information

1) One of a number of alternative forms of a gene. Commonly only two alternative forms exist for a gene.
(Adapted from Edexcel GCSE SCience and Data Resource Book, UG005206) 

2) Either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character

 1 Any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response

1 Reproduction without the fusion of gametes

1) A thread-like structure, made of protein, containing a number of genes aligned along its length.
 (Adapted from Edexcel GCSE SCience and Data Resource Book, UG005206) 

2) A threadlike body in the cell nucleus that carries the genes in a linear order

1) An identical individual (oxy-moron)

2) A group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction