Microbiology Quiz 7 (BIO 210)

Match the correct cellular structure with its function.

NUCLEOLUS: site of ribosomal RNA synthesis

ROUGH ENDOPLASMIC RETICULUM: Site of protein synthesis

SMOOTH ENDOPLASMIC RETICULUM: Site of lipid synthesis

MITOCHONDRIA: site of cellular respiration

GOLGI COMPLEX: site of protein modification and packaging

CYTOSKELETON: provides intracellular highways for movement of vesicles

Which organelle is NOT found in either protozoa or fungi?

Chloroplasts

Eukaryotic flagella contain.....

Microtubules

Match the following terms describing the movement of molecules across membranes

Endocytosis: requires ATP

Facilitated diffusion: does not require ATP

Osmosis: only involves only the movement of water

Which of the following structures would provide a selective advantage for bacteria that are continuously exposed to white blood cells?

Glycocalyx (capsule)

Which of the following functions are carried out by the SMOOTH ENDOPLASMIC RETICULUM?

lipid synthesis

protein synthesis

protein sorting and modification

alcohol detoxification

Which eukaryotic organelles are prokaryotic in ORIGIN?

Golgi complex

Ribosomes

Mitochondria

Chloroplasts

A 0.9% saline solution is considered ISOTONIC.  If a patient with a traumatic brain injury is given a 3% saline solution IV, what will happen to his cells?

water will rush into the cells, causing swelling and lysis

he will die because the saline level is too high

cells will shrink, losing water

nothing will happen to his cells