The energy of a body is its capacity to do work.
The SI unit of energy is joule (J) and the CGS unit of energy is erg, where 1 J = 10raise to 7 erg.
The bigger units of energy are watt hour (Wh) and kilowatt hour (kWh).
E) Energy Pyramid
Technically it's an ecological pyramid, but E seems to be the closest to that.
If I'm not mistaking herbivores are primary consumers
The cilia and mucus in your nose to trap unwanted particles that you breathe in to keep them out of your lungs
Answer:
They essentially first start with a small organism. This organism is then transferred to a host, usually transferred from eating/touching something. Then, the host gets infected with said virus.
The host will then pass on the organism by sneezing, coughing, and/or touching them. This continues on, usually until a cure is found. It can still have the ability to transfer, generally from people who don't get the cure.
Viruses can sometimes have a larger impact during different times.
Some people may also be more subject to the virus if they have vitamin deficiency or other health problems/issues.