Nearly all plants are autotrophs, organisms that produce their own food. All plants are eukaryotes that contain many cells. In addition all plants cells are surrounded by cell walls
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Melanin is responsible for black colour of hair.
Explanation:
Hair is black in colour because it is determined by the amount of a pigment present in hair is called melanin. If eumelanin which is a type of melanin, present in hair, it gives people black or brown hair. If the receptor is not activated or is blocked in the hair, then melanocytes make pheomelanin instead of eumelanin and then the black or brown hair colour did not occurs so we can conclude that melanin is responsible for black colour of hair.
Answer:
Cell Divide
Explanation:
When cells increase in numbers they go through a special process. This process makes them divide into to two exact copies of each other.
the outermost region of a planet's atmosphere
Answer:
i could be wrong im sorry but i think the test variable would be the light and dark environments and the outcome would be if they survived.
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