Cell biology

What does a unicellular organism mean?

• An organism that consists of only one cell.
• An organism that can reproduce asexually.
• An organism that is not alive.
• An organism that consists of eukaryotic cells

Tags

NGSS.MS-LS1-1

Which organelle is responsible for photosynthesis in unicellular organisms?

• Nucleus

• Chloroplast

• Golgi apparatus

• Lysosome

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NGSS.MS-LS1-6

What is the function of vacuoles in the cell?

• Regulation of water balance

• Protein synthesis

• Cellular respiration

• Waste elimination

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NGSS.MS-LS1-2

What is the basic unit of life?

(a)  

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NGSS.MS-LS1-2

NGSS.MS-LS1-1

State 3 points of the cell theory:

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NGSS.MS-LS1-1

How many micrometers are there in a meter?

• 1000

• 1000000

• 10M

• 10^-6

The actual cell diameter is 150 micrometers, the picture from the microscope displays a cell with a diameter of 3 cm. What is the magnification of the microscope?

Which one is the light microscope?

• a

• b

What technology is used to observe the cells under the light microscope?

• radioactive isotopes

• special stains

• a beam of electrons

• high temperatures

What is the microscope resolution?

• Microscope resolution is the minimum distance at which two points can be seen as separate.
• Microscope resolution is the amount of times an image appears larger than the actual size of specimen

• Microscope resolution is the average distance at which two points can be seen as separate.
• Microscope resolution is the distance between two points on a microscope slide.