Alex is examining a mollusk. It has filter-like structures for feeding, and it moves using a muscular foot. which mollusk is alex most likely examine?
a) a clam, which is a bivalve
b) a clam, which is a cephalopod
c) a nautilus, which is a cephalopod
d) a nautilus, which is a bivalve

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