Biochemistry Answers

How are self-replicating molecules, such as RNA molecules in the “RNA World” hypothesis, essential to the most popular hypotheses about the origin of life on Earth?

Plasma is the fluid portion of blood. The concentratio of asprin ( molar mass= 180.0g/mol) in your plasma is found to be 2.99x 10-4 M after you take 2 tablets of asprin. If the volume of your plasma is 5.85 L, how many grams of aspirin are in your blood? ( assume density of plasma is 1.00g/mol.)

I have stored a sample frozen worms by liquid nitrogen for about 2 years in room temperature, will it be accepted if now i want to extract the protein from this tissue?

What is the cell part called that stores materials within the cell?

Which source of carbohydrates will be digested the slowest?
1Table sugar
2.2Honey
3.3Whole wheat bread
4.4Apple

Which buffer has a higher buffering capacity?
50mM MOPS at pH 7 or 100 mM MOPS at pH 7?
Why?

How would you make a 50.0 mM MOPS buffer (pKa=7.15) at pH=7.00 using MOPS acid (324.4 g/mol) and MOPS base (346.3 g/mol)? Provide a recipe, indicating the following:
Grams of MOPS base:
Grams of MOPS acid:
Total volume:

Most organic compounds contain carbon and _____.

what is the shape of polio virus?

What happens when you eat a hamburger