Sweat, mucus, tears, and saliva all contain enzymes that kill pathogens.
Answer:
Option A. are mostly non-metals.
Explanation:
Oxidising agents are mostly non-metals because non metals gains electron from the metal during chemical bond and we know that oxidising agent is electron accepter not donar. For example, Sodium is a metal react with chlorine which is a non-metal so the sodium losses electron and this electron is gain by chlorine atom forming sodium chloride. In this example chlorine is a non-metal which gains electron.
These greenhouse gases are trapping the heat inside the atmosphere. When more of these gases are released, it contributes to global warming and the melting of many polar areas that could potentially cause a natural disaster in the future.
<span>The MOSQUITO spreads more parasitic diseases to humans than any other vector.
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Answer:
The answer is B lower pressure
Explanation:
because in cooler places its cold and warm mixed
