Answer:
Transparency is the ability to "see through"
Explanation:
The answer is densities,B. depending on the density of an object, which means less transparent, if the object has more density, means it is more solid and less transparent...
The number one determining factor in the types of organisms that can live in a body of water is salinity, the amount of salt in a body of water. Hope this helped!
C. They are able to be divided by a chemical reaction.
The correct answer is letter b. adrenaline secreted by the adrenal glands.
The heart pumps harder and blood pressure rises during a fight-or-flight response. This response is due to adrenaline secreted by the adrenal glands. Adrenaline is <span>a substance that is released in the body of a person who is feeling a strong emotion.</span>
Cell membrane is a structure of a cell that contains lipid bilayer and embedded proteins. It functions to protect the cell from the surroundings and also controls the materials entering in or leaving out of the cell. The red blood cells (erythrocytes) are cells of the blood that carry oxygen to be distributed to all the body tissues. The cell membrane of the red blood cells like many other body cells contain very few sodium channels.