PLEASE ANSWER THESE: Question 4: Biological Molecules (5 points)
A. Pepsin is an enzyme used by the human body to break down food in the stomach.

i. Explain, in terms of a chemical reaction, how pepsin helps a person. (3 points)

ii. What are the building blocks of the pepsin macromolecule? (2 points)

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?