Which of the following healthful behaviors would be most helpful in preventing infection by pathogens? * getting plenty of exercise and keeping weight at a healthy level O eating a nutritious, balanced diet O washing hands frequently with soap and water O avoiding exposure to sunlight A pathogen is * O a white blood cell that destroys disease. a special protein that helps fight infection. O a germ that causes disease O a clear liquid that surrounds body cells and circulates in lymph vessels

What do you mean by leukooenia? How it can be healed.

A couple is coming to you to seek your advice. They are hoping to have a family soon and want to know their risk of having a child with sickle cell disease. The putative mother’s maternal grandfather has sickle cell disease. The putative father’s brother has sickle cell disease. What is their chance of having a child with sickle cell disease?

Health Science Question: Answer in 15 minutes no more than that-  Answer correctly and read the question correctly, I do not need an explanation to why these are the correct answer, I just would like the key answer please and thank you. If the question is done correctly, I will write a very wonderful and long review about you!