The function of Langerhans cells in the dermal layer is to: A) increase blood circulation to the skin.
B) reduce heat loss of the skin.
C) reduce water loss of the skin.
D) increase the immune response of the skin.

Red–green color blindness is an x-linked recessive trait in humans. polydactyly (extra fingers and toes) is an autosomal dominant trait. martha has normal fingers and toes and normal color vision. her mother is normal in all respects, but her father is color blind and polydactylous. bill is color blind and polydactylous. his mother has normal color vision and normal fingers and toes. if bill and martha marry, what proportions of children with specific phenotypes would they be expected to produce? the answers only include the proportions of some of the possible phenotypes; other phenotypes are also expected to occur but are not included.

What are three factors tht make a rock susceptible to weathering

Which animal adaptation happened before the others? a. reproduction on land b. development of a coelom c. bilateral symmetry d. lungs