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SCI220-1st Stack
Chapters 1-5 set
| Question | Answer |
|---|---|
| An atom can be described as chemically inert if its outermost electron shell contains _______ electrons. | Eight |
| Which subatomic particles carry a charge? | Protons and neutrons. |
| RNA and DNA have the same pyrimidine bases but different purine bases. | False |
| A triglyceride is composed of a glycerol molecule and three of the same type of fatty acid. | False |
| A saturated fatty acid is one in which | all available bonds of its hydrocarbon chain are filled. |
| A structural lipid found in the cell membrane is a | phospholipid and steroid |
| The cell extension that assists epithelial cells in absorption is called | microvilli |
| Osmosis can be defined as | the net movement of water molecules from a region of lower solute concentration to a region of higher concentration |
| Which of the following phases is NOT correctly matched with its description? | anaphase - mistosis is complete. |
| The result of meiosis is | 4 daughter cells that are haploid. |