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- 1. Multiple Choice
DNA codes for...basesproteinsamino acidsphosphates - 2. Multiple Choice
In what process is mRNA synthesized?
Transcription
Translation
DNA Replication
Mitosis
- 3. Multiple Choice
Where does TRANSCRIPTION occur?
Nucleus
Ribosome
Cytoplasm
Mitochondria
- 4. Multiple Choice
How many codons equals 1 amino acid?
1
2
3
4
- 5. Multiple Choice
How many nucleotides equal 1 amino acid?
1
2
3
4
- 6. Multiple Choice
Where is the anticodon located?
at the top of the molecule it's found on
at the bottom of the molecule it's found on
on the right of the molecule it's found on
on the left of the molecule it's found on
- 7. Multiple Choice
What is the purpose for anti-codons?
to ensure the correct amino acid is dropped off
to match the strand of DNA
to decode a sequence of 4 nucleotides into an amino acid
to make me hate biology
- 8. Multiple ChoiceWhat process is going on in this photo?TranscriptionTranslationReplicationAll the above
- 9. Multiple ChoiceIdentify the stage of mitosis.interphaseprophasemetaphaseanaphase
- 10. Multiple ChoiceThese bacteria aregram positive and negativegram positivegram negativeviral
- 11. Multiple ChoiceThe graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?Enzymes increase the energy of the reactants.Enzymes decrease the energy level of the products.Enzyme decrease the activation energy of the reaction.Enzymes reverse the direction of the reaction.
- 12. Multiple ChoiceWhich of the following conclusions can be drawn from this graph?The optimum pH of the enzyme is 6.6.The optimum pH of the enzyme is 5.8The enzyme’s activity increases as pH increases 5.0 to 9.0The enzyme’s activity is greater around pH of 8.0 .
- 13. Multiple ChoiceWhat happens when enzymes are heated to a high temperature?The enzymes die.The shapes of the enzyme are altered denatureThe enzymes' amino acid sequence changes.The enzymes remain the same
- 14. Multiple Choice
The tertiary structure folding in proteins is primary due to the interactions of....
the 'R' groups
the 'P' groups
the 'A' groups
the 'S'
- 15. Multiple Choice
DNA Replication occurs in the_________ of the cell
Nucleus
Cytoplasm
- 16. Multiple Choice
"Semi-conservative" regarding DNA replication means:
Half the DNA is old, and a quarter of the DNA is new
All of the DNA is old
All of the DNA is new
Half the DNA is old, and half of the DNA is new
- 17. Multiple Choice
The image is the process of:
Protein Synthesis
DNA Replication
Mitosis
Meiosis
- 18. Multiple Choice
The base cytosine "C" pairs with ______ in DNA
G
A
T
- 19. Multiple Choice
The base uracil "U" is only used in
DNA
RNA
- 20. Multiple Choice
DNA replication takes place during the ________ of the cell cycle
M Phase
S Phase
G1 Phase
G2 Phase
- 21. Multiple Choice
Identify the stage of mitosis:
anaphase
prophase
metaphase
telophase
- 22. Multiple ChoiceWhich of these lists presents the stages of the cell cycle in the correct order?interphase, mitosis, cytokinesiscytokinesis, mitosis, interphasemitosis, interphase, cytokinesisinterphase, cytokinesis, mitosis
- 23. Multiple ChoiceIdentify the stage of mitosis.interphaseprophaseanaphasecytokinesis
- 24. Multiple ChoiceWhat phase of mitosis is shown in the picture?ProphaseAnaphaseTelophaseMetaphase
- 25. Multiple ChoiceThe brain or "control center" of the cell.MitochondriaCell MembraneCytoplasmNucleus
- 26. Multiple ChoiceThe watery liquid that fills the cell:ChromatinNucleolusCytoplasmCell Membrane
- 27. Multiple ChoiceThe "power plant" of the cell that produces energy.MitochondriaCytoplasmCentriolesLysosomes
- 28. Multiple ChoiceMakes protein for the cell:NucleusRibosomesCytoplasmCell Membrane
- 29. Multiple ChoiceMaze-like organelle that makes ribosomes:Rough Endoplasmic ReticulumLysosomesNucleusChromatin
- 30. Multiple Choice"Post office" of the cell that packages proteins and fats:Rough ERSmooth ERGolgi ApparatusLysosome
- 31. Multiple ChoiceUnder a microscope, what kind of cells lack membrane-bound internal organelles?ProkaryotesEukaryotesPlantsAnimals
- 32. Multiple ChoiceThe picture illustrates aProkaryotic Plant CellProkaryotic Animal CellEukaryotic Plant CellEukaryotic Animal Cell
- 33. Multiple ChoiceWhat am I?NucleusGolgi BodyMitochondrionPlasma Membrane
- 34. Multiple Choice
Where do Mitochondria get their energy?
Sunlight
Water
Sugar and Oxygen
Sugar and Carbon Dioxide
- 35. Multiple Choice
When looking at a specimen under the microscope, which lens do you start with?
40x magnification
100x magnification
400x magnification
Doesn't matter which one you start with.
- 36. Multiple ChoiceYou can find total magnification by which of the following methods?ocular PLUS objectiveocular TIMES objectiveocular MINUS objectiveocular DIVIDED BY objective
- 37. Multiple ChoiceControls what comes into and out of a cell.Cell MembraneCell WallCytoplasmVacuoles
- 38. Multiple ChoiceIn biological membranes, the phospholipids are arranged in a _______, with the_______.bilayer; fatty acids pointing toward each otherbilayer; fatty acids facing outwardsingle layer; fatty acids facing the interior of the cellsingle layer; phosphorus-containing region facing the interior of the cell
- 39. Multiple ChoiceHow many layers thick is the lipid bilayer?1234
- 40. Multiple Choice
An area that contains a large amount of particles is referred to as having a ________________________.
low concentration
high concentration
diffusion
osmosis
- 41. Multiple Choice
How does the letter d look under the microscope?
d
b
q
p
- Answer choicesTagsAnswer choicesTags