Mark the common feature between eukaryotes and prokaryotes.?
Shape of DNA
Number of chromosomes
A prokaryotic cell is similar to a eukaryotic organelle
Answer: Option C
In general, prokaryotes differs from the eukaryotic organism in every sense except its organelles i.e. mitochondria and chloroplast. It has to be believed that these organelles have been derived from bacteria as they share many common features (endosymbiotic theory).
Which of the following gene deduced the evolutionary relationship between the taxonomic groups?
Answer: Option A
16S ribosomal RNA acts as a signature sequence and is present in all the cells. These are approximately 1500bp in length. The organism of one taxonomic group has different conserved sequences than the other group.
Name the scientist who proposed the phylogenetic tree for living things?
Answer: Option D
Carl Woese proposed the reorganization of five kingdoms into three kingdoms, based on the ribosomal RNA signature sequences. He placed protista, fungi, plants, and animals into a single group called eukaryotes.