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Due to the lack of an enzyme to break down lipids, excess accumulation of lipids in the brain leads to a human disease called Tay Sachs syndrome. The organelle most likely to lack the proper enzyme needed for lipid breakdown is

Which structure in the picture below is a “phospholipid making. structure”…it makes membrane components”…. A or B or Both? …….Choose one

Which structure in the picture below is a “phospholipid making. structure”…it makes membrane components”…. A or B or Both? …….Choose one

The difference between pinocytosis and receptor-mediated endocytosis is that _____.

The difference between pinocytosis and receptor-mediated endocytosis is that _____.

Which cell has the greater  surface area to volume ratio…the small cell on the left bottom or the larger cell on the right.  Explain  why you made your choice.  

What will happen to a red blood cell (RBC), which has an internal ion concentration of about 0.9 percent, if it is placed into a beaker of pure water?

Examine the figure below. Based on what has happened to the cells; the animal and plant cells must be sitting in a ______________  type of solution. (one word all lower case letters)

Proteins destined for LYSOSOMES would  NOT travel through or be chemically modified by the  the highlighted organelle  shown below?  (Hint the highlighted organelle has a cis and a trans face and makes pectin)

What is the function of the green  highlighted organelle?