Answer:
its A but I am not sure I just tried
Answer:
Some materials are so important to a cell that it spends some of its energy (hydrolyzing adenosine triphosphate (ATP)) to obtain these materials. ... Passive transport is a naturally-occurring phenomenon and does not require the cell to exert any of its energy to accomplish the movement.
Explanation:
Passive transport is a type of membrane transport that does not require energy to move substances across cell membranes. ... The four main kinds of passive transport are simple diffusion, facilitated diffusion, filtration, and/or osmosis.
Answer:
Viruses do, however, show some characteristics of living things. They are made of proteins and glycoproteins like cells are. They contain genetic information needed to produce more viruses in the form of DNA or RNA. ... So while it is doubtful viruses are truly alive, they are clearly very similar to living organisms.