Question

The endosymbiotic theory provides a way to explain the complexity of eukaryotic cells. This explanation is based on: o Small organisms invading and destroying larger host cells o Using different arrangements of membranes to produce energy The way a complex organism can become dominant over simple organisms How simpler organisms combine their different abilities to live together

Answer 1

Option 4 is correct. Endosymbiotic theory states the symbiosis or union of two organisms for their better survival. It was first observed in plastids of plants which closely resembeled to cynobacteria.