Q1. Angel is a biologist studying Lake Ecosystem in which leaf-eating insects are consumed by fish, which are consumed by snakes, which are consumed by hawks. In this case, how would you categorize a fish?

Q2. Cystic fibrosis is caused by the allele f, which is completely recessive to normal dominant allele F. Consider a couple with the genotype Ff. What is the chance that their SECOND child will develop cystic fibrosis?