Joshua and Bella have a son named Ian. Ian has been diagnosed with cystic fibrosis (CF).
Joshua and Bella are both healthy.
Bella’s parents are both healthy.
Joshua’s parents are both healthy.
Joshua’s sister, Sara, has cystic fibrosis.

If Josh also has a brother. What is the probability that he has cystic fibrosis? Explain with words and use of Punnett squares.

Select the word from the list that best fits the definition process that takes place at mid-ocean ridges sea floor spreading continental drift magnetic reversal magnetic minerals fossils

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot.active transport involves transport proteins, and facilitated diffusion does not.facilitated diffusion involves transport proteins, and active transport does not.active transport requires the expenditure of cellular energy, and facilitated diffusion does not.