Question

Complete the sentences.

processes – change – contains - remove
1. The liver ________________ proteins for blood plasma.
2. The brain _________________ about 86 billion nerve cells
(neurons) – “the gray matter”.
3. The kidneys _________________ the waste products from the
blood.
4. The lungs _________________ the pH of blood by increasing or
decreasing the amount of CO2 in the body.

Answer 1

Explicación:

1. The liver ___processes______ proteins for blood plasma.

2. The brain ___contains__ about 86 billion nerve cells

(neurons) – “the gray matter”.

3. The kidneys ____removes____ the waste products from the

blood.

4. The lungs ____change_____ the pH of blood by increasing or

decreasing the amount of CO2 in the body.