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Mastering Biology Quiz -1 with complete solutions
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Mastering Biology Quiz -1
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Mastering Biology Quiz #1What do these four items (phospholipids, unsaturated fats, fatty acids, waxes) have in
common? - Answer -They are all lipids
All cells have: ______ - Answer -ribosomes
Are covalent bonds broken by heat? - Answer -No
When elongated, tube-shaped cells from the lining of the intestine are treated with a
certain chemical in a dish, the cell sags and becomes round. The internal structures
disrupted by this chemical are probably: _____ - Answer -microfilaments (part of the
cytoskeleton)
A protein at the cell membrane's surface is found to be slightly different than the protein
when it was in the rough endoplasmic reticulum. The protein was probably changed in
the: ____ - Answer -Golgi apparatus
Which of the following foods would contain the most starch:
-Steak
-Potatoes
-Liver
-Celery - Answer -Potatoes
When two monosaccharides link to form a disaccharide, the by-product is: ______ -
Answer -water (dehydration reaction)
In the plasma membrane, the phospholipid heads: - Answer -are hydrophilic and face
outward toward the aqueous solution on both sides of the membrane
What would distinguish a bacterial cell from an animal cell? - Answer -Presence of a cell
wall - prokaryotes have cell walls, animal cells do not
Which location in the cell is unlikely to contain ribosomes or ribosomal subunits? -
Answer -Plasma membrane
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