Cystic fibrosis is an inherited disease that affects breathing and digestion. it is caused by a single recessive allele. two parents without cystic fibrosis have a child who has cystic fibrosis. what is the probability that their third child will be a boy with cystic fibrosis?

Why do we learn how to calculate the distance of a parabola in 10th grade but not what a 401k is?

Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, draw conclusions, make observations develop a hypothesis, analyze data, make observations, draw conclusions make observations, develop a hypothesis, analyze data, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

Which is a personal reason for using tobacco