Which Eukaryotic supergroup includes the land plants and green algae?

Put these events in the correct chronological order: (1) Origin of eukaryotes, (2) Photosynthesis, (3) Multicellularity, (4) Origin of life.

Michael, a 19 year-old male, presents to the clinic with a complaint of diffuse lower abdominal pain that has progressively worsened over the last few days. He states that he has experienced nausea and vomiting as well. The next step in the health assessment process would be to:

The earliest prokaryotic life, in microbial mats, likely emerged:

Diatoms are ecologically significant because:

The parasite Plasmodium, which causes malaria, belongs to which group?

 Oxygen gas (O2 ) was a major component of Earth’s first atmosphere

Methanogens, which produce methane gas in anaerobic environments, belong to which group? Hint: this would be a very inhospitable environment for cells to survive in

Which of the following describes “halophiles”?

Archaea are more closely related to Eukarya than they are to Bacteria.