#1
Which molecule is the primary energy currency of the cell?
7 answered
#2
What is the rate-limiting enzyme in the de novo synthesis of fatty acids?
8 answered
#3
What is the role of biotin in cellular metabolism?
7 answered
#4
What is the primary function of the enzyme catalase in cells?
8 answered
#5
In glycolysis, which enzyme catalyzes the conversion of 3-phosphoglycerate to 2-phosphoglycerate?
6 answered
#6
What is the first step in glycolysis?
6 answered
#7
Which enzyme is responsible for breaking down glycogen to glucose in glycogenolysis?
7 answered
#8
Which vitamin is essential for the synthesis of collagen in the body?
6 answered
#9
What is the primary function of the electron transport chain in cellular respiration?
7 answered
#10
Which of the following is an essential amino acid?
6 answered
#11
During anaerobic glycolysis, what is the fate of pyruvate?
6 answered
#12
Which of the following is a ketogenic amino acid?
#13
In the urea cycle, which compound is produced as a byproduct and excreted in urine?
#14
What is the primary function of the enzyme isocitrate dehydrogenase in the Krebs cycle?
#15
Which of the following is a product of the hexose monophosphate shunt (pentose phosphate pathway)?
#16
In which cellular compartment does the Krebs cycle occur?
6 answered
#17
Which of the following is a product of the pentose phosphate pathway?
5 answered
#18
In gluconeogenesis, which enzyme catalyzes the conversion of pyruvate to phosphoenolpyruvate?
4 answered
#19
Which of the following is a key regulatory enzyme in the citric acid cycle (Krebs cycle)?
4 answered
#20
Which enzyme is responsible for converting ribonucleotides to deoxyribonucleotides in DNA synthesis?
4 answered
#21
In which phase of the cell cycle does DNA replication occur?
4 answered
#22
What is the main function of the enzyme reverse transcriptase in retroviral replication?
#23
Which coenzyme is involved in transferring one-carbon units in various metabolic reactions?
#24
What is the role of coenzyme A (CoA) in fatty acid metabolism?
#25