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Alexis Syren
Anatomy Weeks 1-6
Question | Answer |
---|---|
The enzyme catalase is an important chemical in the functioning of the: | peroxisomes. |
The presence of which substance in the cell membrane keeps it from breaking too easily? | Cholesterol |
In the cell membrane, the hydrophilic part of the phospholipid molecule: | Faces the interior and exterior of the cell |
Which of the following does not describe a structure or function of the proteasome? | Breaking down abnormal and misfolded proteins released from the ER, Looks like a hollow cylindrical drum made of protein subunits, and Requires the small protein called ubiquitin to pull proteins in |
Which of the following is not a function of the integral membrane proteins? Acting as receptors Signal transduction Identification of “self” All of the above are functions of the integral membrane proteins. | All of the above are functions of the integral membrane proteins. |
Rafts are stiff groupings of membrane molecules. What is their function? | Help organize the various components of the plasma membrane, Play an important role in the pinching of a parent cell into two daughter cells, and Sometimes allow the cell to form depressions that form a means of carrying substances into the cell |
Which of the following organelles is considered a non-membranous organelle? Ribosome Golgi apparatus Mitochondria | Ribosome |
Which are the organelles that allow for the recycling of amino acids in the cell? | Proteasomes |
Adipose tissue is | a storage tissue. |
The fluid environment that fills the spaces between the cells of the body is called | extracellular matrix. |