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Test your basic knowledge |
DSST Biochemistry 2
Start Test
Study First
Subjects
:
dsst
,
science
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. Stains the LPS of the gram negative bacteria
Gram Positive
EUKARYOTE
Safranin
Substrate Level Phosphorolation
2. Replicated continuously
LIPID A
Leading strand
OUTER MEMBRANE
Repressor
3. Has 3 layers OM - CW - CM
SPIRILLI
Gram Negative
Regulator
HYDROPHILIC
4. The empty space between the CW & the CM
SPIRILLI
RNA polymerase
PERIPLASM
Lagging Strand
5. Attraction
PHOSPHOLIPID BILAYER
ENDOTOXIN
Affinity
Franklin
6. How protein synthesis is regulated prokaryoticly on plasmid of the cell
PEPTIDE BOND
Translation
Avery
LAC Operon
7. Found the transforming factor to be DNA
Crystal Violet
Avery
Regulator
Uracil
8. Construction site to build proteins from mRNA and tRNA
DNA polymerase I
Gram Negative
Ribosomes
PEPTIDOGLYCAN
9. Energy required
Activation energy
PORIN
Antioxidants
TETRAPEPTIDE CROSS LINK
10. 'cluster'
NAD+
STAPHYL
Gram Staining
PEPTIDE BOND
11. Protein channel
LIPOPOLYSACCHARIDE
Leading strand
SPIRILLI
PORIN
12. The codon on tRNA that matches up with and attaches to a codon on mRNA
PERIPLASM
TECHOID ACID
STAPHYL
Anticodon
13. The last - ending codon that terminates the sequence
Catabolic
HYDROPHOBIC
Stop codon
SPIRILLI
14. Unzips the DNA double Helix
ATP
POLYSACCHARIDE
Helicase
Cytoplasm
15. Are Restriction Enzymes
Introns
Endonuclease
ENDOTOXIN
PEPTIDOGLYCAN
16. Place where repressor binds - where RNA polymerase binds
Promoter
PEPTIDOGLYCAN
Amino acids
Stop codon
17. Location of translation
Peptide bond
NADH
Cytoplasm
Leading strand
18. Binds to promoter which stops promotion of lactose
ARCHAEA
BACILLI
Gram Staining
Repressor
19. 2 - 3 carbon molecules with 2 phosphates
Safranin
Substrate Level Phosphorolation
G3P
NAD+
20. Cell that contains a nucleus and membrane bound organelles (big cell)
EUKARYOTE
PHOSPHATE
Single Stranded Binding Protein
Exergonic
21. That doesn't contain a nucleus or membrane bound organelles (small cell)
PROKARYOTE
Peptide bond
TECHOID ACID
Franklin
22. A set of codons that terminates the sequence (stop codon)
Palindrome
NAG & NAM
Endonuclease
Release factor
23. Protein that makes RNA primers and makes mRNA from DNA
RNA polymerase
Translation
Gram Negative
PEPTIDE BOND
24. 2 phosphates attached to glucose forming a 6 carbon compound & 2Pi (1 phosphate glucose) - ATP becomes ADP - done twice to make a 1 -6 glucose - phosphorolates and makes NAD+
HYDROPHILIC
Substrate Level Phosphorolation
Antioxidants
Ribozymes
25. Bonds between NAG and NAM
TETRAPEPTIDE CROSS LINK
Transcription
Substrate Level Phosphorolation
Restriction Enzyme
26. Comma shaped
LIPID A
LIPOPOLYSACCHARIDE
COMMA
DNA polymerase I
27. Found DNA to be the genetic material in cells
NAG & NAM
Hershey and Chase
Affinity
Ligase
28. Many amino acids bonded together with peptide bonds
STREPT
Polypeptide
Anticodon
mRNA
29. Non polar molecule component of the CM (the 'tail')
LIPID
Chargaff
Promoter
Endonuclease
30. Polar molecule component of the CM (the 'head')
PHOSPHATE
Oxidation
Activation energy
Gram Staining
31. Removes Crystal Violet color from the gram negative bacteria
Exons
Phosphorolation
Alcohol
Antioxidants
32. Stop free radicals from damaging cells - helps O trap e-
Translation
Antioxidants
Cytoplasm
BACILLI
33. Microbes; single celled microorganisms
LIPOPOLYSACCHARIDE
DNA Polymerase III
Alcohol
ARCHAEA
34. A sequence of three nucleotide in DNA & RNA
Codon
LIPOPOLYSACCHARIDE
Repressor
Primer
35. Keeps the DNA strands separated
Glycolysis
CELL WALL
Single Stranded Binding Protein
Operator
36. Lays down DNA nucleotides
PHOSPHOLIPID BILAYER
DNA Polymerase III
Restriction Enzyme
Safranin
37. Initiates transcription
Tata box
HYDROPHILIC
Reduction
Franklin
38. Build up of molecules
Anabolic
HYDROPHOBIC
Single Stranded Binding Protein
COMMA
39. Transfer RNA that attaches to amino acids
Exergonic
tRNA
Phosphorolation
5' - 3'
40. 2-layer permeable membrane that forms a continuous barrier around a cell
Antioxidants
Restriction Enzyme
PHOSPHOLIPID BILAYER
Peptide bond
41. Lays down RNA Primase to indicate the start of replication
Glycolysis
Hershey and Chase
Protein
RNA polymerase
42. Stains the Lipid A of gram positive bacteria cell wall
Affinity
Transcription
PROKARYOTE
Crystal Violet
43. Cuts the introns out of mRNA
Tata box
Ribozymes
COMMA
PERIPLASM
44. Bacteria cell that contains: OM - CW - periplamic space - & CM
Cytoplasm
POLYSACCHARIDE
Ligase
GRAM NEGATIVE
45. Spontaneous - doesn't require energy
Oxidation
DNA polymerase I
Exergonic
Electronegativity
46. Makes a repressor - binds to promoter/operator to stop RNA polymerase
Regulator
Replication fork
GAPDH
RNA polymerase
47. How strong a molecule/atom can pull e-
GRAM NEGATIVE
Electronegativity
LIPID A
Ribozymes
48. Stains gram negative and gram positive bacteria
POLYSACCHARIDE
tRNA
Gram Staining
COCCI
49. Chains of molecules attached to the CW of a Gram + bacterium
PROKARYOTE
TECHOID ACID
Inducer
Reduction
50. Loss of e-
GRAM POSITIVE
HYDROPHOBIC
ARCHAEA
Oxidation