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.
The divergent plate boundaries
Answer:
e) B and C
Explanation:
Allosteric regulation occurs at these points where the concentration of the substrate and/or products is important for the activation and inhibition of the enzyme.
The function of a fruit with seeds is seed dispersal. There's no way a fruit could disperse seeds, if it didn't actually have a seed or seeds at some point. Fruits develop from the ripened ovaries of plants, once the ovule (egg) or ovules inside the ovary has been fertilized.
The food sources available for a particular species in an ecosystem. Also space where they can live and reproduce, but food is the main factor.
