Whales have hair, such as whiskers on their head. Land mammals also have hair such as whiskers. Which statement below is NOT TRUE about whales?

whales and land mammals have a common ancestor
whiskers, like hair, help keep whales warm in the ocean.
whales are related to land mammals
whales and land mammals share some DNA

Use the above pedigree for questions 1,2, and 3 1. what kind of genetic disorder is represented in the pedigree? a. recessive b. dominate refer to the pedigree in question 1. 2. is the mutated gene in this disorder located on a sex chromosome (x or y) or an autosome? a. sex chromosome b. autosome refer to the pedigree in question 1. 3. which generation has individuals that you are certain are heterozygous for the mutated gene? a. generation 1 b. generation 2 c. generation 3