Ecosystem
Ecosystem refers to the community made up of all the living organisms (biotic component), their physical environment and all their interactions in a given space.
The biotic and abiotic components of the ecosystem are linked with the help of energy flows and nutrient cycles.
I THINK it’s (c) tell me if I am wrong
They form into more molecules as they produce more
This woman is a carrier of the disease since you need 3 recessive alleles to get it.