Questions With Correct Answers
What is a hypothesis? - CORRECT ANSWER✔✔-an educated guess
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What is an atom? - CORRECT ANSWER✔✔-the smallest unit of matter that
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resembles an element | |
What is a cell? - CORRECT ANSWER✔✔-the smallest unit of life
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How many protons and electrons does an uncharged atoms have? - CORRECT
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ANSWER✔✔-the same number of protons and electrons | | | | | |
How many atoms does a molecule have? - CORRECT ANSWER✔✔-two or more
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atoms
What is an ion? - CORRECT ANSWER✔✔-when an atom gains or loses an electron
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What is NH2? - CORRECT ANSWER✔✔-an amino group
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What is life based on? - CORRECT ANSWER✔✔-organic molecules
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What do organic molecules contain? - CORRECT ANSWER✔✔-Carbon
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, What are the building blocks of proteins? - CORRECT ANSWER✔✔-amino acids
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organic molecules |
What does DNA contain? - CORRECT ANSWER✔✔-instructions for growth and
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development
Homeostaisis - CORRECT ANSWER✔✔-the ability to maintain a constant
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enviornment
How do eukaryotic cells differ from prokaryotic cells? - CORRECT ANSWER✔✔-
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they contain membrane bound organelles
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What does prokaryotic mean? - CORRECT ANSWER✔✔-single-celled organism
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with no nucleus or any other membrane bound organelle
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What does eukaryotic mean? - CORRECT ANSWER✔✔-has a membrane bound
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nucleus and several other membrane bound compartments
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What is an organelle? - CORRECT ANSWER✔✔-membrane-bound compartment
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or sac within a cell
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What are 5 general components of a eukaryotic cell? - CORRECT ANSWER✔✔-
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plasma membrane, cytoplasm, DNA, ribosomes, nucleus
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