Cell structure and function

Multiple Choice

What is the function of a ribosome?

• To release energy from glucose

• Protein synthesis

• To build sugars by photosynthesis

Fill in the Blanks

---

-- is the Organelles that contain the enzymes for respiration, and where most energy is released in respiration.

Fill in the Blanks

-- is the Organelles that contains the green pigment, chlorophyll, which absorbs light energy for photosynthesis. Contains the enzymes needed for photosynthesis.

Fill in the Blanks

Cell wall made from cellulose fibers, ------ the cell and -------- the plant.

Multiple Choice

How have microscopes developed over the years?

• Increased magnification, decreased resolution

• Increased cost, decreased depth of field

• Increased magnification, increased resolution

​magnification: image size ÷ actual size

Multiple Choice

A type of white blood cell called a macrophage measures 5 x 10^-5 m. What does it measure in micrometers?

• 5 μm

• 50 μm

• 500 μm

Multiple Choice

If the actual size of a cell is 100 μm, and 10 cm in a book, what is the magnification of the image in the book?

• 10

• 1000

• 110