In summary, the human body<span> is made of 11 important </span>organ systems<span>, including the circulatory, respiratory, digestive, excretory, nervous and endocrine </span>systems<span>. They also include the immune, integumentary, skeletal, muscle and reproductive </span>systems. Thesystems<span> work together to maintain a functioning </span>human body<span>.</span>
Answer:
express different genes
Explanation:
cells of a multicellular organism have the same genes with the same chromosomes
however their expression varies from cell to cell depending on their function