1/4 Warm Up Welcome Back! Who in your family do you look most similar to? What traits do you have in common? What is the function of DNA? DNA is coiled into X shaped structures called- What is the process of cell division? Write 2 goals you have for this semester! How will you achieve this goal?

1/5 Warm Up Write each statement and determine if it is true or false Meiosis produces 2 cells. Mitosis is the division of body cells. Gametes are sex cells. Mitosis increases genetic variation. Meiosis results in half the number of chromosomes. F 4 T T F Meiosis T

1/6 Warm Up If the diploid number of chromosomes is 12, what is the haploid number? If 2n = 16, what does n equal? Identify Rr as heterozygous or homozygous. A particular species of bird could have black or brown fur. Cross a homozygous dominant black fur with a heterozygous black fur. Make a key! What is the possibility that the offspring will be black or brown? 6 8 Heterozygous