Answer:
The slow rate at which diffusion occurs over large distances.
Explanation:
Circulatory system may be defined as one of the most important system of the body that contains arteries and veins. Two main types of circulatory system are open circulatory system and closed circulatory system.
The blood flow all over the body to each cell with the help of the circulatory system. Arteries carry oxygenated blood and veins carry deoxygenated blood in the body. The circulatory system increases the rate of blood flow as diffusion do not allow the transport at long distances.
Thus, the correct answer is option (c).
B. A food chain has limitations with the organisms involved
- The functions of nucleic acids have to do with the storage and expression of genetic information.
- Nucleic acids are the main information-carrying molecules of the cell, and, by directing the process of protein synthesis, they determine the inherited characteristics of every living thing.
The ice in the ice caps is free of salt, so they melt to produce fresh water and will therefore decrease salinity.
Answer:
Yes
Explanation:
A roller coaster is inclined