Answer:
melanin affects how one looks (1st question)
cause and effect (2nd question)
Explanation:
for the 2nd question, its cause and effect because uv rays hit our skin and our skin is affected which gives us suntan.
There are 7 unifying themes in biology
1.Cell structure and function
2.Reproduction
3.Metabolism
4.Homeostasis
5.Heredity
6.Evolution
7.Interdependence
B) Most metals conduct heat readily. In pure elemental forms, they
neither have basic or acidic properties. Other properties include
malleability, high melting points, high densities, and electric
conduction.
The entire food web would be affected
Answer:
B. gelisols
Explanation:
tundra soils are formed at high latitudes