Answer:
The correct answer will be option-A.
Explanation:
The cardiac cycle of the heart is divided into two phases: contraction (systole) and relaxation (diastole).
The atria and ventricles of the heart contract simultaneously in response to the impulse generated in the SA node. The contraction of the atria and ventricles push the blood or pumps the blood.
The atrial systole pumps blood to ventricles whereas the ventricular systole pumps blood to the body parts.
Thus, option-A is the correct answer.
The easiest would be the circulatory system. BUT, i would suggest the nervous system! It is so interesting, with so many sub-systems existing within it. It’s on the more complex side tho
Answer:
Cellulose.
Explanation:
Cellulose is the polymers of glucose present in plants. Cellulose provides the structural and functional framework to the plant cell. Cellulose is also present in algae and fungi.
The cellulose consists of the glucose unit made of β glucose. These glucose units are linked together through the glycosidic bonds and a small molecule like water is released during the polymerization of glucose to form cellulose.
Thus, the answer is cellulose.
Explanation:
The articular surfaces of the bones are connected by strong collateral ligaments. The best examples of ginglymoid joints are the Interphalangeal joints of the hand and those of the foot and the joint between the humerus and ulna.
Answer:
<u>A. The Fourth Amendment</u>
Explanation:
The Fourth Amendment to the U.S. Constitution protects people's rights to be secure in their "persons, houses, papers, and effects", meaning that the government can not do searches and seizures to people's properties or belongings unless those searches and seizures are deemed reasonable under the law or legal and follow certain conditions. This Amendment was designed to protect people's privacy and to limit the government power so they can not act at the expense of citizen's rights.
