The energy content of food is described in terms of calories because the energy in food ultimately becomes heat.
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Meninges are membranes that cover and protect the brain and spinal cord.
There are three layers of meninges: Dura mater (closest to the bone), Arachnoid loosely around the brain, Pia mater is closely attached to the brain and spinal cord surface.
I think the correct answer from the choices listed above is option A. During gene expression, a cell reads the instructions in dna and builds a protein based on those instructions. Gene expression <span>is the process by which information from a </span>gene<span> is used in the synthesis of a functional </span>gene<span> product.</span>
Answer:
The circulatory system
Explanation:
The heart, veins and arteries works together to service the cells of the body
point b i think, because you have to see the amount of steepness in the slope.