Answer:
Cell membrane
Explanation:
Cell membrane is an important part in cell which performs various vital functions. It is not only a simple boundary that surrounds the protoplast rather it is a semi permeable membrane structurally made of proteins and lipid bilayer and regulates the transport of different materials across it.
It regulates the following transports -
- Disposal of wastes
- Export and import of nutrients
- Export and import of various ions
- Export and import of gases
Answer:
is b casue the other are like what they do but bear to sleep takes a long time to evole into doing that
Explanation:
It's <span> chloroplasts and mitochondria </span>
They help with metabolism and can act as enzymes or carriers and hormones. Protein has amino acids within it