Which of the following best explains why phospholipids spontaneously form a bilayer in aqueous environments, a fundamental aspect of cell membrane structure?
Question 2
A scientist is analyzing a newly discovered enzyme that functions optimally at a pH of $2.0$ and a temperature of $37^{\circ}C$. If the enzyme is moved to a solution with a pH of $8.0$, which of the following is the most likely immediate consequence?
Question 3
Consider a nucleic acid polymer. If a segment of one strand of a DNA molecule has the sequence $5' - \text{ATGC} - 3'$, what would be the sequence of the complementary RNA strand synthesized from this DNA template?
Question 4
The synthesis of a polypeptide chain involves the formation of peptide bonds between amino acids. This process is an example of which type of reaction, and what molecule is typically released?
Question 5
Which of the following statements accurately describes the primary difference in the structural roles of cellulose and starch in plants?
