Lipids are found in cell membranes in double layer which is called "Lipid-bilayer".
So, option A is your answer.
Hope this helps!
Answer:
Expired food and drugs; expired food and drinks that has stayed beyond the appropriate time
Impure water; impure water is dirty water that is not fit for the body system
Unripe fruits; fruits that is not yet due for...
Infested food
Poorly cooked food
Cigarette
Explanation:
Answer:
Passive Transport
Explanation:
The movement of molecules from an area of High concentration to an area of lower concentration in a living cell is called Passive Transport.
Passive Transport does not require energy input.
An example is Diffusion.
Answer:
Classification system changes because the scientists find new evidence in their studies.
Explanation: The world is always changing and growing and dying as well as developing, so over time things change. For example, as you grow up do you stay the same? No, you notice the physical changes happening, well thats sort of like how the earth and its ways are always changing as well.
The principle of faunal succession<span>, also known as the law of </span>faunal succession<span>, is based on the observation that sedimentary rock strata contain fossilized flora and fauna, and that these fossils succeed each other vertically in a specific, reliable order that </span>can<span> be identified over wide horizontal distances.</span>
