Answer:
B)
Explanation:
Dopamine associates with pleasure and that's what cocaine does.
Red blood cells (RBCs) are a type of blood cell whose role is to transport oxygen from the lungs to the peripheral tissues of the body. Oxygen diffuses from the alveoli of the lungs into the RBCs, where it binds to hemoglobin. One molecule of hemoglobin can bind four molecules of oxygen (O2).
Chloroplasts are the organelles that capture energy from the sunlight and uses it to produce food during photosynthesis.
<span>C. Theyvare always multicellular </span>
Answer:
During the long voyage, Darwin made many observations that helped him form his theory of evolution. For example: He visited tropical rainforests and other new habitats where he saw many plants and animals he had never seen before (see Figure below). This impressed him with the great diversity of life
Explanation:
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