Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

C

cancer


1 Any malignant growth or tumour caused by abnormal and uncontrolled cell division; it may spread to other parts of the body through the lymphatic system or the blood stream

cell


1) The basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals

characteristic


1) A distinguishing quality

chromosome

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


clone

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


cystic fibrosis


1) The most common congenital disease; the child's lungs and intestines and pancreas become clogged with thick mucus; caused by defect in a single gene; there is no cure