Option D because Earth is closer to the sun than Mars
The correct answer is (c.) unicellular eukaryotes. Unicellular eukaryotes apply to most protists. Protists are grouping of eukaryotic cells that do not form any natural group. These eukaryotes include the Golgi apparatus and mitochondria, and for plants they include chloroplasts.
Cell membrane or in planet cells: cell wall AND membrane
MDMA is what came before ecstasy and had an amazing ability to boost productivity and help people work through difficult and deep emotional wounds that were too difficult to talk about when sober. therapists would give small amounts of MDMA to patients to help talking about trauma.
If you want a medical drug then colistin is a third wave antibiotic that kills off bacteria that would be far too strong to be killed with 1st or 2nd wave antis. colistin helps save peoples lives.