B)Facilitated diffusion is a form of active transport. Regular diffusion is a form of passive transport.
I think the answers are b,d,and e
Apparent magnitude : How bright a star appears to be
Absolute magnitude : How bright the star actually is
I think the answer is : A. close to earth
The stars only seems to be bright because its radiated from a close distance
hope this helps
In some reactions, a single-reactant substrate is broken down into multiple products.
