3. cell wall
The cell wall is a rigid supporting structure.
Take in energy from the sun and convert that energy into chemical energy
The correct answer for this question is D - lipids. Lipids are also
known as fat, and are useful not only as protection, but also as long
term storage for energy, protection for vital organs. A certain type of
lipid even assists with communication between cells.
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<h2>Answer:</h2>
The option A, B and E are correct.
<h3>Explanation:</h3>
Homeostasis is the ability or tendency to maintain internal stability in an organism to compensate for environmental changes. An example of homeostasis is the human body keeping an average temperature of 37 C degrees.
Homeostasis, any self-regulating process by which biological systems tend to maintain stability while adjusting to conditions that are optimal for survival.
So for the existence of living organism homeostasis is important.
Statements A, B and E apply to the definition of homeostasis.
Answer: They both help with waste and absorb nutrients
Explanation: