Polyunsaturated fats. The four types<span> have different chemical structures and physical properties. The bad fats, saturated and trans fats, tend to be more solid at room temperature (like a stick of butter), while monounsaturated and polyunsaturated fats tend to be more liquid (like liquid vegetable oil).</span>
The bone-forming cells that produce collagen and proteoglycans and release matrix vesicles are called <u>Osteoblasts</u>
<h3>What is skeletal system?</h3>
They are part of the skeletal system. The skeletal system is made up of bones, ligaments, cartilages and tendons. There are 206 bones in the human body.
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Hi lovely,
The answer you're looking for would be B).