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- 1. Multiple ChoiceW=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?none3/41/2all - 2. Multiple ChoiceWhat is the genotype for a pea plant heterozygous for round seeds (R), and homozygous recessive for green seeds (y)?RyRRyyRrYyRryy
- 3. Multiple ChoiceWhat is the functions of lipids?Quick source of energyBuilds muscles, skin, enzymesStores genetic informationStores energy, insulation, protection
- 4. Multiple Choice
What is structure C?SubstrateActive siteEnzymeProducts - 5. 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.
- 6. Multiple ChoiceWhich is true of prokaryotic and eukaryotic cells?Prokaryotic cells are larger than eukaryotic cells.Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.Eukaryotic cells are simpler than prokaryotic cells.
- 7. Multiple ChoiceWhich is true about active transport?It requires energyit does not require energyIt moves substances down the concentration gradientit moves material from high to low concentration
- 8. Multiple ChoiceWhich of the following is the correct equation for PHOTOSYNTHESIS?6CO2 + 6H2O --> 6O2 + C6H12O66CO2 + C6H12O6 + 6H2O --> O26O2 + 6H2O --> 6CO2 + C6H12O6C6H12O6 + 6O2 ---> 6H2O + 6CO2
- 9. Multiple ChoiceWhich sequence of DNA bases would pair with this partial strand
ATG TGA CAGATG TGA CAGTAC ACT GTCGTA AGT GACCAT TCA CTG - 10. Multiple ChoiceThe enzyme that unzips the DNA to prepare for replicationhelicasereplicasepolymerasesynthase
- 11. Multiple ChoiceWhat process is going on in this photo?TranscriptionTranslationReplicationAll the above
- 12. Multiple ChoiceWhat amino acid is represented by the codon UUA?PhenylalanineTyrosineLeucineStop codon
- 13. Multiple ChoiceWhich process and type of resulting cells are represented?mitosis, gametesmitosis, body cellsmeiosis, gametesmeiosis, body cells
- 14. Multiple ChoiceDNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ______ mutation.SubstitutionDeletionInsertionInversion - 15. Multiple ChoiceWhich is NOT true of MEIOSIS?Produces two cellsAllows for genetic recombinationProduces gametesIncludes crossing over
- 16. Multiple ChoiceSPEED QUESTION!! I am the control center of a cell.NucleusMitochondriaRibosomePlasma membrane
- 17. Multiple ChoiceWhich of the following is true of NUCLEIC ACIDS?Examples include enzymes and hormonesFunction is transmitting informationMonomer is amino acidUsed for long-term energy storage
- 18. Multiple ChoiceIf the diploid number of an organism is 36, how many chromosomes are found in a gamete?367218Not enough information
- 19. Multiple ChoiceWhich process creates an identical copy of DNA?MutationReplicationTranscriptionTranslation
- 20. Multiple ChoiceTranscribe this sequence: ACTGTTCUGACAAGTGACAAGTGUCUUGAGUCUUG
- 21. Multiple ChoiceIn a cross of two heterozygous parents, what proportion of the offspring will also be heterozygous?50%100%0%75%
- 22. Multiple ChoiceCell membrane allows nutrients to enter the cell and wastes to leave but prevents unwanted materials from entering or needed things from leaving. What does this describe?Selective permeabilityMetabolismRespirationPhotosynthesis
- 23. Multiple ChoiceWhen Mendel crossed two green pea plants, some of the offspring produced yellow peas. What does this tell us about the parent plants?They must have been homozygous dominantThey must have been heterozygousThey must have been homozygous recessiveOne was dominant and one was recessive
- 24. Multiple ChoiceWhat do you call a change in an organism's DNA?ReplicationMutationCodonPhenotype
- 25. Multiple Choice
Photosynthesis uses CO2 to create
O2
Sugar / glucose
Water
ATP
- 26. Multiple Choice
In cellular respiration, what is needed in order to create the MOST ATP?
O2
Water
CO2
ATP
- 27. Multiple Choice
What process is pictured?
Transcription
Translation
DNA replication
Cloning
- 28. Multiple Choice
What is labeled 8 in the picture?
tRNA
mRNA
amino acid
ribosome
- 29. Multiple Choice
Why is water moving OUT of the cell?
The cell is surrounded by a hypotonic environment
The cell is surrounded by a hypertonic environment
The cell is hypertonic
Water always moves out of cells
- 30. Multiple Choice
Chromosomes with the genes for the same traits arranged in the same order - one from mom / one from dad
Alleles
Sister chromatids
Homologous chromosomes
Gametes
- 31. Multiple Choice
Every 3 bases on mRNA is a codon and represents a single
protein
amino acid
ribosome
nucleotide
- 32. Multiple Choice
When movement of a solute from high to low concentration occurs through a transport (carrier) protein
Facilitated diffusion
Active transport
Simple diffusion
Exocytosis
- 33. Multiple Choice
If two parents both do not have a certain inheritable disease but their child does, the disease is most likely
recessive
a mutation
dominant
X-linked
- 34. Multiple Choice
Organelle with ribosomes attached to its surface - helps to create / transport protein in eukaryotic cells
Golgi apparatus
Rough ER
Mitochondria
Chloroplast
- 35. Multiple Choice
Which has more ENERGY?
ATP
ADP
AMP
None of these
- 36. Multiple Choice
When you have 2 different alleles for a trait (such as Aa), that means you....(multiple answers possible)
Are heterozygous
Show the recessive form of the trait AND dominant form
Are homozygous
Show only the dominant form of the trait
- 37. Multiple ChoicePolymers are made up of...?MonosaccharidesMonomersProteinsNone of the above
- 38. Multiple ChoiceThe picture shown shows which class of biomolecule?ProteinNucleic AcidCarbohydrateLipid
- 39. Multiple ChoiceWhat are the monomers of DNA?glycerolsamino acidsfatty acidsnucleotides
- 40. Multiple Choice
Which group of organic molecules speed up chemical reactions and serve as immune defense mechanisms?
proteins
carbohydrates
- 41. Multiple ChoiceEnzymes are capable of increasing the rate of a chemical reaction within a living cell. Enzymes accomplish this through which of the following means?reducing the number of productsreducing the activation energyincreasing the temperature of the cellincreasing the concentration of reactants
- 42. Multiple ChoiceBased on the graph, at what temperature does this enzyme work best?15 C40 C30 C
- 43. Multiple ChoiceWhat is the optimal pH for this enzyme?24812
- 44. Multiple ChoiceWhat is true regarding the information in the graph?Pepsin metabolizes best at pH 3.5Sucrase and Trypsin work at pH 7Trypsin works in highly acidic areasSucrase metabolizes lactose
- 45. Multiple Choice
What is the process that gets energy from food when oxygen is present?
ATP synthase
cellular respiration
photosynthesis
synthesis
- 46. Multiple ChoiceWhat is created as a product of cell respiration?energy (ATP)glucose (C6H12O6)oxygen (O2)sodium chloride (NaCl)
- 47. Multiple ChoiceDuring this process, glucose (C6H12O6) is created in the chloroplasts of plant cells.Cell respirationPhotosynthesisDiffusionMitosis
- 48. Multiple ChoiceA saltwater fish is accidentally placed in a freshwater aquarium in a few short hours it sadly died. Which explains why this occurred?The cells of the fish body were dehydrated by the quick loss of water.The cells of the fish quickly absorbed massive amounts of water and it ended up killing the fish.The fish hated the new decor in the freshwater tank.It was just its time.
- 49. Multiple ChoiceWhat type of transport is this?facilitated diffusionactive transportdiffusionosmosis
- 50. Multiple ChoiceThe cell below is in a _________ solution.HypotonicHypertonicIsotonic
- 51. Multiple ChoiceThe cell below is in a _____________ solution.HypertonicHypotonicIsotonic
- 52. Multiple Choice
A cell in a hypotonic solution will...
swell
shrink
stay the same size
impossible to tell
- 53. Multiple Choice
Special proteins help move particles, but NO energy is needed. This is...
facilitated diffusion
exocytosis
active transport
equilibrium
- 54. Multiple ChoiceWhere will molecule X try to move to?Side ASide BOut of the boxStuck in the membrane
- 55. Multiple ChoiceWhich type of transport requires no input of energy?Passive TransportOsmosisSimple DiffusionAll of the above
- 56. Multiple ChoiceWhich type of transport requires an input of energy?Passive TransportOsmosisSimple DiffusionActive Transport
- 57. Multiple ChoiceWhat is embedded in the phospholipid bilayer?proteinssaltwatertrapped animals
- 58. Multiple ChoiceIn this diagram, which is the dominant trait?
The B stands for bud.purple flower budwhite flower buddominantrecessive - Answer choicesTagsAnswer choicesTags