Microbiology Chapter 1.1 Comprehension Check

Which biomolecule is thought to be the first self-replicating biomolecule?

What is the endosymbiotic hypothesis for the origin of mitochondria, hydrogenosomes, and chloroplasts?

What type of trees are based on assumptions about how evolution occurred and choose an ancestor for each node?

What does mutation involve?

What did Pasteur disprove with his experiment?

What distinguishes fungi from bacteria and archaea?

Which type of microorganism relies on hosts to multiply?

What is a distinguishing characteristic of archaea compared to bacteria?

Which type of microorganism is composed of proteins and nucleic acids?

What distinguishes protists from bacteria and archaea?

Viruses, viroids, satellites, and prions are considered living organisms.

RNA is unable to perform catalytic activities such as peptide bond formation.

The energy currency of cells, ATP, is composed of deoxyribonucleotides.

Distance-based trees are based on assumptions about how evolution occurred and choose an ancestor for each node.

Rooted trees can only provide information on the divergence between the analyzed species.

Microorganisms have not had any significant impact on human health or the environment.

Fungi are always multicellular organisms.

Archaea have compartmentalized structures similar to bacteria.

Viroids are composed of both proteins and nucleic acids.

Prions are composed of nucleic acid enclosed in a protein shell.