Located throughout the body, veins return deoxygenated blood to the heart. Veins have valves to prevent backflow of blood and larger lumens (internal spaces) than arteries. The vein lumen has a smooth endothelium, or inner lining. The endothelium is part of the tunica intima, the innermost layer of the vein wall
Answer:
It is because of Evaporation. The wind evaporates the water on your skin which in turn absorbs the heat from your skin. Wind and heat both help to evaporate that water and hence you feel cold. Water evaporates from your skin using up your body heat.
Explanation:
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The only answer that is not an example of a cell specialization is :
<span>Bacteria cells are small in size in order to easily diffuse in and out of the cytoplasm.
All of the other examples, the muscle, nerve and the rod and cone cells have specific cell structures, shapes, and proteins that enable them to execute their specific roles in the organism. </span>
You can use punnet squares to see possible percentages of genes of the offspring
Answer:
B. eliminates solid, undigested wastes and excretes carbon dioxide, water, salts, and heat
Explanation:
This is the correct answer with my knowledege and research.
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