The answer is B. Is found only is a particular time period
The gas that would most likely have different amounts in inhaled and exhaled air is Hydrogen (H2) ::)
Answer:
The scream-y howl is most often heard during the breeding season, in the springtime. It is...horrible. A shrill, hoarse scream of anguish, it sounds more than anything like a human baby undergoing some kind of physical torture. It's thought that this call is used by vixens (female foxes) to lure male foxes to them for mating, though males have been found to make this sound occasionally as well.
Explanation:
plz mark me brainliest
I think it’s cytoplasm not sure about my answer
