© Boardworks Ltd 2004 1 of 47 KS4 Biology Chromosomes, Genes and DNA.
Chromosomes, Genes and DNA Contents Chromosomes and gender DNA – the molecule of life DNA and the genetic code How DNA copies itself.
Starter In terms of chromosome number what must happen to human reproductive cells so reproduction can take place? Why?
1 1 Asexual Reproduction Mitosis. How do little elephants grow up to be BIG elephants?
Anatomy of a Chromosome Centromere - point where sister chromatids are joined together P=short arm; upward Q=long arm; downward Telomere-tips of chromosome.
