Answer:
It is a mixture.
Explanation:
Car battery is mixture because it contain sulfuric acid and water. A mixture is a substance that contain two or more substances which are mixed physically or physically combined and are not chemically combined but can also be separated into the different substance.
The answer is an envelope.
A virus is an infectious agent that can replicate only inside a host cell. When it is outside the cell, it consists of genetic material coated with protein capsid. Some viruses also have an envelope which covers capsid. The function of the envelope is to identify and bind some receptor sites on the host membranes. After fusing with the cell membrane, it allows to capsid and genetic material to enter the cell and infect it.
Climate: is the long-term average of weather, typically averaged over a period of 30 years. D is the answer
la verdad no se la repuesta si me la hubiera sabido si te la hubiera dicho
It was plants maintained photothenysis . global oxygen increase very important.but natural do it
