B. essential
We cannot store up amino acids on our body, but we can have amino acids through consumption of food. These amino acids of which the body cannot make is called as essential amino acids.
The correct answer for this question is D - lipids. Lipids are also
known as fat, and are useful not only as protection, but also as long
term storage for energy, protection for vital organs. A certain type of
lipid even assists with communication between cells.
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The cytokine describes the group of proteins such as interferons and interleukins that regulate cell communication, mainly produced by the immune system in normal and pathological conditions.
<h3>What is a cytokine?</h3>
They are messenger molecules with a glycoprotein structure, whose lifetime is short and generally secreted in cascades.
They are produced by different activated cells, responsible for innate and/or acquired immunity, and regulate the immune and inflammatory response.
Therefore, we can conclude that the cytokine describes the group of proteins that regulate cell communication, mainly produced by the immune system in normal and pathological conditions.
Learn more about cytokine here: brainly.com/question/17215490
Isotopes are atoms with the same atomic number but different atomic weights. Atoms of different isotopes are atoms of the same chemical element. They differ in the number of neutrons in the nucleus.
Answer:
Explanation:
sucrose — common table sugar = glucose + fructose. lactose — major sugar in milk = glucose + galactose. maltose — product of starch digestion = glucose + glucose + glucose
