The DNA from the virus is injected. It tells your body to start making antibodies to protect your body from a virus that was injected into your body. Then, your body makes enough antibodies.
It has a job similar to a police officer who allows select people to enter and leave a crime scene.
Explanation:
The primary purpose of the cell membrane is to preserve the cell from its surroundings. The cell membrane manages the movement of materials in and out of cells and organelles. In this form, it is selectively perforable to ions and organic molecules. It is the same as of police officer or security guard that check the people and allow only a few to enter a specific place.
Answer:
Superior vena cava, Inferior vena cava, Coronary sinus.
Explanation:
Superior vena cava, Inferior vena cava and Coronary sinus deliver the oxygen poor blood to right atrium.
Superior vena cava delivers the deoxygenated blood from the upper half of the body to the right atrium.
Inferior vena cava delivers the deoxygenated blood from the lower half of the body to right atrium.
Coronary sinus delivers the oxygen-poor blood from the heart muscles to the right atrium.
Answer:
ocean acidification
Explanation:
when carbon dioxide levels get to high in the ocean it cause ocean acidification
