1 a............................
The scientific name is Tyto alba
living things are divided into three groups based on their genetic similarity.the three groups are Archaea; very ancient prokaryotic microbes. Eu-bacteria more advanced prokaryotic microbes.
Answer;
Nitro.
Explanation:
By far, the most abundant gas in the Earth's atmosphere is nitrogen, which accounts for about 78% of the mass of dry air. Oxygen is the next most abundant gas, present at levels of 20 to 21%. Although humid air seems like it contains a lot of water, the maximum amount of water vapor that air can hold is only about 4%.