Does a knife have a mechanical advantage that is greater than 1, equal to 1, or less than 1?

Once an action plan is in place, it should not be changed. w select the best answer from the choices provided. truefalse

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

What are the symptoms of diabetes? what are the different types of diabetes?