By producing melanin (pigment), the skin protects the underlying structures from ultraviolet light's harmful rays while producing vitamin which works with calcium for multiple body processes.

What are some possible consequences of preventing prescribed burns and natural wildfires

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance