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16 Cards in this Set
- Front
- Back
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The smaller components of a cell are called what? A. Eukaryotic B. Organelles C. Nucleus |
B |
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What is the definition of a cell? |
Generalised cell is the smallest unit which can sustain life and reproduce |
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True or False? A prokaryotic cell has a nucleus? |
False |
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A cell is composed of a ______ surrounded by ______ which contains various organelles. The limiting boundary of the cell is the _________. |
Nucleus, Cytoplasm, Plasma Membrane |
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State the 2 main functions of the cell membrane? |
1. Separate cells from each other 2. Separate internal substance from outside material |
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Passage through the cell membrane is determined by; _____ - large molecules restricted. ______ - some substance dissolve in fat. ______ - positive and negative ions attract, some charge repels. _______ - allow easier passage through membrane |
Size, Solubility, Charge of ions and Carrier molecules |
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What is the scientific term of a cell with a nucleus? |
Eukaryotic |
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Ribosomes are dark bodies made up of what? A. Carbohydrates B. Fats C. Proteins D. Plasma Membrane |
C |
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Match the parts of the city with the parts of a cell Control Centre Cell Membranes City Border Mitochondria Highways and Roads Endoplasmic reticulum Power Company Nucleus |
Control Centre - Nucleus City Border- Cell Membrane Highways and Roads - Endoplasmic reticulum Power Company - Mitochondria |
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Define Lysosomes and state its main function? |
Membrane bags containing powerful digestive enzymes. Functions as the cells demolition site- helps clear the cell if non-useable and foreign substances. |
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True of False? Mitochondria are sausage like shaped organelles? |
True |
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What is the energy that is not lost as heat used to form in the mitochondria? |
ATP- Adenosine Triphosphate |
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List the 5 components of a cytoplasmic organelles. |
- Ribosomes - Endoplasmic Reticulum - Golgi Apparatus - Lysosomes - Mitochondria |
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This is a definition of what? Stack of flattened membranes sacs. Found close to the nucleus and directs cellular proteins |
Golgi Apparatus |
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Which of the following are fluid like canals, that are mini circulatory system for the cell? A. Endoplasmic Reticulum B. Organelles C. Lysosomes D. Plasma Membrane |
A |
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Between which 2 key components of a cell is the cytoplasm located? |
Between the plasma membrane and nucleus membrane |
