Animal tissues, organs and organ systems

Question 1

What is ,and what are the functions of, the digestive system?

Answer 1

an organ system in which several

organs work together to digest and absorb food.

Question 2

How are enzymes related to your digestive system?

Answer 2

Enzymes break down the substances we eat. That means enzymes break down proteins, cellulose, starches

Question 3

How do specific metabolic pathways help in plants?

Answer 3

specific metabolic pathways can produce glucose and chlorophyll.

Question 4

How do specific metabolic pathways help in animals?

Answer 4

can produce vitamins and haemoglobin

Question 5

How are enzymes helpful in metabolism?

Answer 5

Enzymes are protein catalysts that speed biochemical reactions.

Question 6

How does the temperature affect enzymes?

Answer 6

As the temperature increases, so does the rate of reaction. But very high temperatures denature enzymes.

Question 7

What temperature will the rate of reaction be most effective at?

Answer 7

Around 37 degrees (body temp).

Question 8

How does pH affect the enzyme?

Answer 8

Depending on where the enzyme works for e.g. in the stomach would have a low pH of about 2 (acidic) but if it worked in the intestines it would be around 7.5 (neutral).