PBS 2.1 Review

Front

What does hematocrit measure?

Back

The proportion of red blood cells to the rest of your blood.

Front

What is the role of insulin in the body?

Back

Insulin triggers cells to let glucose in.

Front

Which part of the eye focuses light on the retina?

Back

The lens.

Front

What is translation in biology?

Back

Translation is the process where mRNA is converted to a protein by a ribosome.

Front

What is transcription in biology?

Back

Transcription is the process that copies DNA from a specific gene to messenger RNA (mRNA).

Front

What is the function of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the rest of the body.

Front

What is the function of the cornea?

Back

The cornea helps to focus light as it enters the eye.

Front

What is the role of the iris?

Back

The iris controls the size of the pupil and thus the amount of light that enters the eye.

Front

What is the function of the pupil?

Back

The pupil is the opening that allows light to enter the eye.

Front

What is the significance of glucose in the body?

Back

Glucose is a primary source of energy for the body's cells.