Both parents are carriers of the defective cf gene, what is the chance that their child will have cystic fibrosis? 0% 25% 50% 100%

1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit

Which of the following is a common response to cell signaling?

Polar zones are cold and tend to be dry because of a pressure system of cold. low high