Biochemistry
Biochemistry Challenge Quiz
Test your knowledge of biochemistry with our engaging 10-question quiz! This quiz covers various essential concepts in biochemistry, from metabolic pathways to molecular interactions.
Whether you're a student, a teacher, or simply a biochemistry enthusiast, this quiz is perfect for you! Highlights of the quiz include:
- Multiple choice questions
- Insightful feedback on your answers
- Fun and interactive experience
Glycolytic pathway regulation involves
Allosteric stimulation by ADP
Allosteric inhibition by ATP
Feedback, or product, inhibition by ATP
Allosteric stimulation and inhibition of ATP
During catabolism, only about 40% of the energy available from oxidizing glucose is used to synthesize ATP. Remaining 60%
Is lost as heat
Is used to reduce NADP
Remains in the products of metabolism
Is stored as fat
The active form of glycogen phosphorylase is phosphorylated, while the dephosphorylation of which active form occurs?
Glycogen synthase
Glycogen semisynthase
Glycogen hydrolase
Glycogen dehydrogenase
The amount of energy received from one ATP is
76 kcal
7.3 kcal
760 kcal
1000 kcal
The enzymes of glycolysis in a eukaryotic cell are located in the
Intermembrane space
Plasma membrane
Cytosol
Mitochondrial matrix
Long-chain fatty acids are oxidized step-wise in one carbon units starting from the
Carboxyl end
Aliphatic end
Aliphatic and carboxyl end
In betwwen the chain
Each cycle of Beta-oxidation produces
FADH2, 1 NAD+, and 1 acetyl-CoA
1 FADH2, 1 NADH and 1 acetyl-CoA
1 FADH2, 1 NADH and 2 CO2 molecules
1 FAD, 1 NAD+ and 2 CO2 molecules
The pH optima for salivary analyse is
6.8
7.5
7.9
8.6
In DNA, the complementary base of adenine is
Guanine
Cytosine
Thymine
Uracil
Where the acyl-CoA formed in the cytosol is transported for oxidation?
Mitochondrial matrix
Microsomes
Endoplasmic reticulum
Remains in cytosol
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