Cells in the stomach produce an enzyme called pepsin to help digest food. Pepsin is most effective at a pH of 2. Which of these graphs most likely shows what will happen to the
activity of pepsin as the pH of the stomach is increased?
A.
B.
EFFECT OF PH
ON PEPSIN ACTIVITY
EFFECT OF PH
ON PEPSIN ACTIVITY
Pepsin Activity
Pepsin Activity
0
2
3
2
PH
EFFECT OF PH
ON PEPSIN ACTIVITY
pH
EFFECT OF PH
ON PEPSIN ACTIVITY
D.
C.
Pepsin Activity
Pepsin Activity
0
3
pH
N
A b c d

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

Long term exposure to waves can cause sunburns and skin cancer.