Explanation:
Melanin is the pigment which absorbs UV light and it is present in skin and gives black colour to it.As we can see africans usually have black skin as they have to face direct uv light.
Answer: for HCO it dissolves in water
for CH2OH IT dissolves in water
Explanation:
i just took the test
Answer:
The principal reason for the increase of groundwater use is the increasing population. Urbanization and pollution have both contributed to an increase in the use of groundwater. Polluted rivers, lakes, and springs are no longer viable sources of groundwater.
Explanation:
Answer:
The lowest starting height the skater can be so that he complete the loop is 6 meters.
Explanation:
Your answer is correct (meiosis)