During what stage do you learn abstract thinking skills? sensorimotor preoperational concrete operations formal operations

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

Can you receive a shock severe enough to prevent you from releasing the wire from an ordinary outlet with dry hands?

Describe factors that can make dishes in restaurants have nutritional values