Question

question 16
the site of protein synthesis in the cell is the -
endoplasmic reticulum.
golgi apparatus.
mitochondria.
ribosome.

Explanation:

• Endoplasmic reticulum: Involved in protein and lipid synthesis, but ribosomes on it are the actual sites for protein synthesis.
• Golgi apparatus: Modifies, sorts, and packages proteins and lipids.
• Mitochondria: The powerhouse of the cell, generates ATP.
• Ribosome: Composed of RNA and proteins, reads mRNA sequence and assembles amino acids into polypeptide chains (protein synthesis).

Answer:

ribosome.