Answer: While active transport requires energy and work, passive transport does not. There are several different types of this easy movement of molecules.
Explanation:
Answer:
I think it's b because the earth's magnetic field had drastically changed shape and direction in the shape
Molecules can diffuse across membranes via transport proteins, or they can be aided in active transport by other proteins. Organelles such as the endoplasmic reticulum, Golgi apparatus, mitochondria and peroxisomes all play a role in membrane transport.
The mass is increased as two things are added together so the two masses of the two substances are added together.
