cell divison Flashcards
cell division
the process through which a cell splits into two new cells
growth, repair and reproduction
reasons why cells divide
asexual reproduction
reproduction that involves only one individual with no fusing gametes to produce the offspring are genetically identical to the parent
sexual reproduction
reproduction which involves the joining fusion of male and female gametes, producing genetic variety in the offspring
sex chromosomes
chromosomes which carries the information about the sex of an individual
mitosis
asexual cell division where two identical cells are formed
chromosome
a strand of the DNA
meiosis
the type of cell division that produces gametes
46
the number of chromosomes in human body
23
the number of chromosomes in human gametes
cancer
common name for a malignant tumour
tumour
mall of cells resulting from uncontrolled cell division
malignant tumour
tumour that can spread around the body, invading healthy tissues.
bengin tumour
tumour that grows in one location in body and does not invade other tissues