Answer:
A. passive transport by diffusion
Explanation:
Diffusion and osmosis are both types of passive transport. They do not require energy. Diffusion is the general term for the process. Osmosis is the diffusion of water molecules.
Many small, uncharged molecules can cross the cell membrane by diffusion. Oxygen and carbon dioxide are examples of two small molecules that pass the cell membrane by passive transport.
Larger or charged molecules require energy to cross the cell membrane. This is achieved by active transport.
Answer is thorax...
Hope it helps you...
Coach Luke encourages his football team to wear biodegradable sneakers. The sneakers can be buried in the ground when they are worn out, and after many years, they will decompose like a plant. This condition conserves the environment.
<h3>What do you mean by Environment?</h3>
An environment may be defined as anything which is present in the surroundings of living entities that is either biotic or abiotic factor.
Chef Sonia uses disposable, nonbiodegradable kitchen towels in her kitchen. She uses them for everything from cleaning up spills to wiping her hands. She ends up using about two rolls in a month. This condition harms the environment because the towels are nonbiodegradable in nature.
The last situation conserves the environment because it utilized solar panels for energy production which is efficient in cost as well as helpful for the environment.
Therefore, each situation is mentioned above.
To learn more about Environment, refer to the link:
brainly.com/question/17413226
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