Answer:
Radiometric dating methods
Explanation:
Geologists usually use radiometric dating methods, based on the natural radioactive decay of certain elements such as potassium and carbon to find the age of fossils.
Answer:
The xylem consists of tracheary elements, xylem parenchyma cells, and xylem fiber cells.
Answer:
The law of conservation of energy is an important law of physics. Basically, it says that while energy can turn from one kind into another, the total amount of energy doesn't change. This law applies only to closed systems, meaning systems that can't exchange energy with their environment.
Explanation:
Traditional forms shows the evolutionary steps between species