A city needs power plants to support just about everything in it, just as a cell needs the mitochondria to support the cell in doing it's job.
Answer:
A. fossils.
Explanation:
He compared fossils from each continent and realized that they have similar characteristics.
Hope it helps.
Answer:
genotype is the genetic features and phenotype is physical features.
Explanation:
Energy and matter characterize both physical and biological systems. These systems are defined both by the types of energy and matter they contain and by how that matter and energy move through and between systems. ... This means that energy and matter can change forms but cannot be created or destroyed.
