Yes, the latitudinal position of a country is related to the high diversity of life in it.
Explanation:
The temperature of the countries which are near to the equator is suitable for plants, animals and other life forms. These countries are located in tropical areas which get enough sunshine and rain throughout the year. That's why these areas are rich in diversity of life and natural resources.
The answer is A. - Prokatyotic cells lack a defined nucleus while eukaryotic cells do have one :) I loved learning about the cells in biology! But I noticed your question is worded a little differently so the nucleus would be the one thing a eukaryotic cell has that a prokatyotic cell does not...