8. Eukaryotic Cell Structures & Functions

What biomolecule does a ribosome synthesize in all types of cells?

Using the map above, which of the following is NOT a component of the cytoskeleton in eukaryotic cells?

Using the map above, what two organelles produce cellular energy in eukaryotic cells?

Which of the following is NOT part of the Eukaryotic endomembrane system?

Use the following choices to answer questions 8–10:

a. Apicomplexa

b. ciliates

c. dinoflagellates

d. Microsporidia

These are nonmotile parasites with special organelles for penetrating host tissue.

The presence of which of the following would be helpful in distinguishing a prokaryote from a eukaryote? Select all that apply. (NCLEX/HESI/TEAS)

a. Peptidoglycan

b. Phospholipids

c. A cell wall

d. A nucleus

e. Chloroplasts

f. Ribosomes

g. Ability to carry out active transport

h. DNA

Match the organelle to the function <IMAGE>

Match the terms with their descriptions following. Only one description is intended for each term.

 ____ Ribosome

 ____ Cytoskeleton

 ____ Centriole

 ____ Nucleus

 ____ Mitochondrion

 ____ Chloroplast

 ____ ER

 ____ Golgi body

 ____ Peroxisome

A. Site of protein synthesis

B. Contains enzymes to neutralize hydrogen peroxide

C. Functions as the transport system within a eukaryotic cell

D. Allows contraction of the cell

E. Site of most DNA in eukaryotes

F. Contains microtubules in "9 + 0" arrangement

G. Light-harvesting organelle

H. Packages large molecules for export from a cell

I. Its internal membranes are sites for ATP production

The stemlike portion of a seaweed is called its _________.

a. trunk

b. holdfast

c. stipe

d. blade

Carrageenan is found in the cell walls of which group of algae?

a. red algae

b. green algae

c. dinoflagellates

d. yellow-green algae

Which of the following features characterizes diatoms?

a. laminarin and oils as food reserves

b. protective plates of cellulose within their cells

c. chlorophylls a and c and carotene

d. paramylon as a food storage molecule

Amoebas include microbes with _________.

a. threadlike pseudopods

b. eyespots

c. parabasal bodies

d. alveoli