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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What does pancreatic lipase do






2. What is the amino acid precursor for GABA and glutathione






3. What happens in vit D def






4. What is the amino acid precuros for niacin and serotonin/melatonin






5. What does Ehlers Danlos cause and why






6. What is axonemal dynein






7. What is the fxn of vit E






8. depression - progressive dementia - choreiform movements - caudate atrophy and dec levels of GABA and ACH in the brain






9. How is vit D stored






10. Where is pyruvate carboxylase found - What does it do - What does it require amd What activates it






11. What is locus heterogeneity and give an example






12. What are the purely ketogenic amino acids






13. What tissue samples are used for karyotyping






14. cardiomegaly - systemic findings leading to early death - dz and enzyme

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15. characterize autosomal domint inheritance






16. protein malnutrition resulting in skin lesions - edema and liver malfxn






17. What is a frame shift






18. What is the longest time of RNA and shortest






19. Delivers hepatic cholesterol to peripheral tissues - formed by LPL modification of VLDL in the peripheral tissue - taken up by target cells via RME






20. Formed and degradation of VLDL - delivers TGs and cholesterol to liver where they are degraded to LDL






21. Describe the replication fork






22. What shuttle is involved in fatty acid synthesis and What does it move From where to where






23. What is the Name and function of vit B1






24. What makes up a nucleotide

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25. What does acetyl - CoA become before becoming palmitate






26. What catacholamine step is SAM required for






27. What is the Name and fxn of vit B12






28. In a 1000 meter run - Where does energy come from






29. What does the mutation in the gene cause in protein synthesis






30. What converts DOPA to dopamine






31. How do permanent cells grow and regenerate and What are examples of permanent cells






32. Which direction does dynein go






33. What does a carboxylase do






34. What is the activated carrier for aldehyddes






35. What is the treatment for orotic aciduria






36. How is Lesch Neyhan inherited






37. How do aminoglycosides work






38. What are the 4 assumption of the Hardy Weinberg law






39. What enzyme converts phenylalanine to tyrosin






40. What is imprinting and give an example

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41. What can excess vit B3 cause






42. delivers hepatic TGs to peripheral tissue - secreted by liver






43. If two alleles are present - but the active allele is deleted - what happens






44. What induces pyruvate kinase






45. What part of the pre mRNA contains the actual genetic information coding for protein






46. What bone disorder has x linked dominant inheritance






47. What does DNA poly III do?

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48. What are the findings in PKU






49. What stretch of DNA that alters gene expression by binding of transcription factors






50. What is the most common urea cycle disorder and What is the mode of inheritance?