Chapter 2, Problem 2.19a
Mark the following properties as belonging to either DNA or RNA.
a. Contains the nucleotides A, G, C, and U ____
b. Found only in the nucleus of the cell ____
c. Can move in and out of the cell's nucleus ____
d. Contains two strands of nucleotides linked by hydrogen bonds____
e. Contains the code for every protein in the body____
f. Contains the sugar ribose____
Video transcript
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
d. Proteins are composed of strings of fatty acids linked by glycosidic bonds.
Why is it important for a protein to maintain its structure? What is it called when a protein loses its structure?
Which of the following is not part of a nucleotide?
a. An amino acid
b. A nitrogenous base
c. One or more phosphate groups
d. A sugar
Fill in the blanks: Isotopes are atoms with the same ______number but different______numbers.
Some claim that the pH of your blood can be affected by eating acidic foods such as citrus. Do you believe this to be true? Explain your answer. (Hint: What happens when extra hydrogen ions are added to the blood?)
Considering that water is a main component of the juices in the stomach and intestines, explain why digestion of lipids is more complicated than digestion of carbohydrates and proteins.