<span>Pulmonary circulation is the movement of blood starting from
the heart, where deoxygenated, or carbon dioxide-filled, blood leaves from the
right ventricle and through the pulmonary valve, then into the left and right
pulmonary arteries and arrives at the lungs. During the process of respiration,
the carbon dioxide is released and oxygen is added to the blood. Then, the
pulmonary veins carry the oxygenated blood back to the heart, entering into the
left atrium, completing the circulation. The correct answer is B, pulmonary.</span>
The four lobes in the brain include the frontal, the parietal, the occipital, and the temporal.
This type of natural selection is referred to as directional selection. In this type of natural selection, either one phenotype is preferred or the other; therefore, there is no equilibrium between the populations of the phenotypes that are present.
Examples of organisms that have undergone directional selection are black bears during the ice ages, African chichlid and sockey salmon.
Answer:
Plant cells having chloroplasts is not the only difference between them
Answer:
color, streak, hardness, luster, diaphaneity, specific gravity, cleavage, fracture, magnetism, solubility
Explanation:
These physical properties are useful for identifying minerals. However, they are much more important in determining the potential industrial uses of the mineral.
