Answer:
A. gene structure changes ---> protein structure changes ----> protein function changes ----> observable trait changes
Explanation:
The gene structure changes before the protein structure, enabling it to building a new structure and therefore, the previous protein functions have a different function afterwards. Then, the observable traits will be affected and modified according to the new structure.
Mitochondria are the the powerhouse of the cell the convert enrgy all throughout it..
Answer: c
Explanation:
the roots absorb water and minerals from the soil and anchor the plant in the ground.
Bloooooooooooon . , ,jh .