A nonexample is the nucleus and the contents of the nucleus, like a membrane
hope this helps
I would say "B', as polar bears don't actually have to get in water at all!
The answer is Vestigal.
It is a type of anatomical structure that no longer serves any function.
Over time they are no longer needed in the body. Apart from the wisdom tooth, another example
would be the tail bone which has no use for humans.
Answer:
Nitrgen Cycle
Explanation:
Animal waste includes nitrogen that passes through the nitrogen cycle, these steps summarise into:
The nitrogen cycle moves nitrogen back and forth between the atmosphere and organisms.
Bacteria change nitrogen gas from the atmosphere to nitrogen compounds that plants can absorb.
Other bacteria change nitrogen compounds back to nitrogen gas, which re-enters the atmosphere.
I believe it’s A but I’m not too sure
Reason; Warm air rises, and when it rises it becomes cooler. ... If the pressure of the surrounding air is reduced, then the rising air parcel will expand. The molecules of air are doing work as they expand. This will affect the parcel's temperature (which is the average kinetic energy of the molecules in the air parcel).
