Chapter 4- Eukaryotic Cells

Which of the following eukaryotes are multicellular animals?

• Algae

• Helminths

• Amoebas

Which of the following are external cellular structures?

• Cytoskeleton

• Glycocalyx

• Mitochondria

• Cilia

Which of the following are boundary structures for a eukaryotic cell?

• glycocalyx

• flagella

• cytoplasmic membrane

• intermediate filaments

• cell wall

Helminths move by using flagella.

• True

• False

Which of the following are internal cellular structures?

• cytoskeleton

• cilia

Which of the following apply to the eukaryotic flagellum?

• Anchored in the peptidoglycan layer of the cell wall

• Covered by an extension of the cell membrane

• Structurally more complex than bacterial flagella

• Composed of many copies of a single protein, flagellin

Which of the following eukaryotes are multicellular animals?

• Helminths

• Algae

• Amoebas

Which organisms do not possess cell walls?

• Protozoans

• Fungi

• Bacteria

• Helminths

Which structure acts as a selectively permeable barrier in eukaryotic, bacterial, and archaeal cells?

• cytoskeleton

• cytoplasmic membrane

• cell wall

• endoplasmic reticulum

• glycocalyx

For a eukaryotic cell having all of the following structures, which would be the outermost layer?

• glycocalyx

• nucleus

• cytoplasmic membrane

• mitochondrion