Alessandro is ill with a fever, a cough, and a runny nose. Which precaution should he take to help his family avoid getting sick?

Microbes in the gut ferment fiber and complex carbohydrates and form vitamins, short chain fatty acids and

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer

Which of the following is an important part of good posture? a. slumped shoulders b. arched back c. feet shoulder-width apart d. belly out