Unit #1: Intro to microbiology (part 2)

Staphylococcus aureus

Describes the clustered arrangement of cells (staphylo-) and the golden color of the colonies

Clustered arrangement

Staphylococcus aureus describes the _____ ______ of the cells (staphylo-) and the golden color of the colonies

Golden color

Staphylococcus aureus describes the clustered arrangement of the cells (staphylo-) and the _____ _____ of the colonies

Escherichia coli

Honors the discoverer Theodor Escherich

Escherichia coli

Bacterium that resides in the large intestine or colon

True

After the first use, scientific names may be abbreviated with the first letter of the genus and the specific epithet

Staphylococcus aureus

Bacterium found in the skin of human bodies

Viruses, bacteria, archaeans, algae, Protozoa, fungi

Categories of microorganisms

Bacteria, archaea, eukarya

3 domains of microorganisms

Protists, fungi, plants, animals

Catergories of eukarya

Bacteria

Are prokaryotes and has peptidoglycan cell walls

Bacteria

Undergoes binary fission

Organic chemicals, inorganic chemicals, photosynthesis

Bacteria uses these for energy

Archaea

Are prokaryotic but lack peptidoglycan cell wall; live in extreme environments

True

Archaea includes methanogens, extreme halophiles, extreme thermophiles

Fungi

Are eukaryotes and has a chitin cell wall

Fungi

Uses organic chemicals for energy

Mycelia, hyphae

Molds and mushrooms are multicellular consisting of masses of ____, which are composed of filaments called ____

True

Yeast are unicellular

Protozoa

Are eukaryotes; they absorb or ingest organic chemicals

Protozoa

May be motile via pseudopods, cilia, or flagella

Algae

Are eukaryotes with cellulose cell walls; use photosynthesis for energy

Algae

Produce molecular oxygen and organic compounds

Viruses

Acellular; consist of a DNA or RNA core

Viruses

Core is surrounded by a protein coat

Viruses

Coat may be enclosed in a lipid envelope

Viruses

Are replicated only when they are in a living host cell

Multicellular animal parasites

Are eukaryotes and multicellular animals

Helminths

Parasitic FLATWORMS and ROUND WORMS are called _____

Multicellular animal parasites

Microscopic stages in life cycles

True

Ancestors of bacteria were the first life on Earth

1673

Year the first microbes were observed

Robert Hooke

In 1665, ______ ______ reported that living things were composed of LITTLE BOXES OR CELLS

little boxes, cells

In 1665, Robert Hooke reported that living things were composed of _____ _____ or _____

Rudolf Virchow

In 1858, ______ ______ said cells arise from preexisting cells