There is a common plan for the construction of the thousands of kinds of proteins that are found in living systems (living organisms’ bodies), The protein is composed of 20 types of amino acids...
Prokaryotes are living organisms whose genetic material is not surrounded by a nuclear membrane, but found free in the cytoplasm such as bacteria, DNA molecules of mitochondria and chloroplasts (organelles of eukaryotic cells) are...
the cytoplasm is a fluid-like substance composed mainly of water and some organic and inorganic substances, It is between the cell membrane and nucleus, It contains a group of various structures known as the...
