Human Cells

Identify the organelles within the cell.

a

b

c

d

e

Endoplasmic reticulum

Ribosome

Lysosome

Golgi apparatus

Mitochondrion

Match the following

• smooth endoplasmic reticulum

• digest bacteria and worn - out organelles

• mitochondria

• protein synthesis

• ribosome

• directs the activities of the cell

• nucleus

• lipid synthesis

• lysosomes

• powerhouse of the cell

movement of substances against their concentration gradient is known as

osmosis is movement of

The sodium pump is an example of

Diffusion is movement of

Many white blood cells engulf bacteria through

• osmosis

• exocytosis

• phagocytosis

• diffusion

Which of the following is a function of ribosome?

• store calcium

• produce steroids

• synthesis protein

• packaged hydrolytic enzyme

which of the following directly regulates the movement of material into and out of a cell?

• cytoplasm

• cytosol

• nucleus

• plasma membrane

Compare the functions of the rough endoplasmic reticulum and the smooth endoplasmic reticulum.