Every living thing on earth evolved from a single cell organism
Blast is a computational tool used by genome biologists to compare a given DNA or protein sequence to all other DNA or protein sequences in a database. <span>BLAST is short for Basic Local Alignment and Search Tool. Hope this answers the question.</span>
Protist are eukaryotic organisms that cannot be classified as a plant animal fungus. They are mostly unicellular, but some like algae, are multicellular. Kelp, or “seaweed” is a large multicellular protist that provides food, shelter, and oxygen for numerous underwater ecosystems.
There is no relationship or correlation between the number of chromosome and the complexity of an organism. Example in horse which has more chromosome than we do have but we can say that horses are more complex than the human being.