2.1 Cell Division (key terms)

Key terms for B2.1 Cell Division

nucleus

• contains genetic information

• controls activity of the cell

gene

• a short section of DNA carrying genetic information

chromosome

• thread-like structures

• carry genetic information in the nucleus of the cell

DNA

• deoxyribonucleic acid

• the molecule that makes up chromosomes

• a chemical that contains genetic information

cell division

• when a cell splits in two

mitosis

• a stage of cell division

• when the nucleus divides

• chromosomes in the cell nucleus are split into two identical sets (each in their own nucleus)

daughter cells

• newly derived cells following cell division

• genetically identical to parent cells