Exam 2: Cell Physiology

The term aerobic refers to reactions

Electron microscopes are about 1000 times more powerful than light microscopes.

Match the term to its description. a.ER b.Golgi complex c.lysosome d.peroxisome e.mitochondrion f.vault g.free ribosome h.microtubule i.microfilament -Used as "highway" for kinesin and dynein

Identify the pairing that has the least related items:

Secretory vesicles are taken into a cell by means of phagocytosis.

Vaults are presumably descendants of primitive bacterial cells.

Match the term to its description. a.flagella b.cilia c.microvilli -Moves toward the centriole along tubulin protein

The SNARE complex provides

Match the term to its description. a.flagella b.cilia c.microvilli -Moves away from the minus end of the cytoskeleton's largest components

Identify all examples of inclusions.

Which of the following is not a principle of the cell theory?

The Golgi complex synthesizes recognition markers that recognize and attract specific sorting signals.

Match the term to its description. a.plasma membrane b.nucleus c.cytoplasm d.cytosol e.organelles f.cytoskeleton -Selectively controls movement of molecules between the intracellular fluid and the extracellular fluid

Identify the item that does not enter a cell through a coated pit:

Match the term to its description. a.plasma membrane b.nucleus c.cytoplasm d.cytosol e.organelles f.cytoskeleton -Houses the cell's DNA

Identify the item that is not taken into a cell via receptor-mediated endocytosis.

Describe the pathway that newly synthesized polypeptides take on route for secretion.

Which structure is not associated with the secretion of proteins produced by ER?

____________________, an enzyme found in peroxisomes, decomposes potentially toxic hydrogen peroxide.

The most common inclusion within cells of adipose tissue is ____________________.