What is the missing label from this diagram of a microscope?
Objective lens
How do you calculate the magnification of an image?
Magnification = size of image / size of real object
This image of Chromosomes during cell division has a magnification of x4500. A light microscope was used to create this image. [True/False]
False. This power of magnification is achieved using an electron microscope.
What is the function of the nucleus in this animal cell?
Controls the activities of the cell and contains the DNA.
What is the function of the cytoplasm in this animal cell?
Where most of the chemical reactions needed for life take place.
What is the function of the Cell membrane in this animal cell?
Controls the passage of substances such as glucose into the cell and hormones out of the cell.
What is the function of the mitochondria in this animal cell?
Where aerobic respiration takes place.
What is the function of the ribosomes in this animal cell?
Where protein synthesis (making) takes place.
What is the function of the chloroplasts in this plant cell?
Contains the chlorophyll, where photosynthesis takes place
What is the function of the vacuole in the plant cell?
Filled with cell sap, keeps the cell rigid to support the plant
Eukaryotic cells have genetic material enclosed in a nucleus. [True / False]
True
Bacteria are an example of Prokaryotes cells. [True / False]
True
In prokaryotic cells the genetic material is not enclosed in a nucleus. [True / False]
True
What is the name of the "tail" that some bacteria have?
Flagella
Which is larger, a bacteria (prokaryotic) cell or a virus?
Bacteria
