Genotype - refers to the genetic characteristics
Genotype examples - intolerance, allergies, ex…
Phenotype - refers to the physical characteristics or they also be measured in a laboratory
Phenotype examples - levels of blood cells, levels of hormones, any physical trait like height, hair color, ex…
Hope this helps some
Confusion entered the chat
Answer:
A. Rivers
Explanation:
because most of the water comes from two big rivers
I would go with ''mechanical weathering'' since that makes rock turn smaller and smaller due to the weather.
My guess would be "B" cell wall