Chromosomes+&+DNA

http://www.ducksters.com/science/biology/chromosomes.php http://www.ducksters.com/science/biology/cell_division.php http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa_pre_2011/celldivision/celldivision1.shtml http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa_pre_2011/celldivision/celldivision2.shtml http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa_pre_2011/celldivision/celldivision3.shtml http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa_pre_2011/celldivision/celldivision4.shtml http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/ourselves/6_gene_control1.shtml http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/ourselves/6_gene_control2.shtml

Inheritance of Alleles p. 170 GB 1 What is asexual reproduction? 2 What is the new organism produced from in sexual reproduction? 3 What is a chromosome? 4 How does the number of chromosomes in sex cells differ from the number of chromosomes body cells? 5 What is a diploid cell? 6 What is an allele? 7 Where do the chromosomes come from to make a pair? 8 What do pair of chromosomes carry? 9 How do sex cells end up with half the number of chromosomes as body cells? 10What happens during meiosis? 11 What is the result of meiosis? 12 In what cells are single alleles, like the single alleles on a Punnett square, found? 13 Write five facts about chromosomes.