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- 1. Multiple Choicethe sequence of growth and division of a cellcell cyclemitosisanaphasecancer
- 2. Multiple ChoiceAll existing cells are produced by otherliving cellsdead cellsatom cellsanimal cells
- 3. Multiple ChoiceThe basic unit of life is called a (n)atomcompoundcellenergy
- 4. Multiple ChoiceDuring what phase of the cell cycle is DNA replicated?G1 phaseS phaseG2 phaseM phase
- 5. Multiple ChoiceDuring what phase of the cell cycle does the cell grow?G1 phaseS phaseM phaseCytokinesis
- 6. Multiple ChoiceDuring what phase of the cell cycle does the cell prepare for mitosis?G1 phaseS phaseG2 phaseM phase
- 7. Multiple Choice
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?In order for genetic information to be transferred into daughter cells.In order for the cell to be able to increase in size.In order for the DNA to be contained in the nucleus.In order for the cell to re-order the DNA sequencing in the new cells. - 8. Multiple ChoiceWhat does heterozygous mean?An organism that has the same genes for a trait (TT or tt)An organism that has different genes for a trait (Tt)When neither gene is fully dominant; offspring is a mixture of boththe different forms of a trait (hair color--> brown, blonde, red
- 9. Multiple ChoiceA heterozygous yellow pea plant's genotype would be:YYyyYyYg
- 10. Multiple ChoiceWhich process and type of resulting cells are represented?mitosis, gametesmitosis, body cellsmeiosis, gametesmeiosis, body cells
- 11. Multiple ChoiceWhich of the following cell types is formed by meiosis?muscle cellsskin cellssperm cellsblood cells
- 12. Multiple ChoiceWhat is one advantage of sexual reproduction?offspring are identical to parentsoffspring are resistant to virusesoffspring are born live, rather thna from eggsoffspring inherit a wider variety of genetic information
- 13. Multiple Choice
Term for the type of inheritance where heterozygous organisms display two dominant phenotypes at the same time
codominance
incomplete dominance
multiple alleles
linked genes
- 14. Multiple ChoiceWhat is a phenotype?The expression of a trait; what you see.refers to the genetic makeup of an individualAn organism that has the same genes for a trait (ex. TT or tt)the passing of traits from parent to offspring
- 15. Multiple ChoiceThe inherited combination of alleles is known as the offspring'sheredityphenotypegenotyperedigree
- 16. Multiple ChoiceSex cells are produced through the process ofmitosiscytokinesisbinary fissionmeiosis
- 17. Multiple Choice
The man who studied genetics and came up with genetics is
Watson
Crick
Mendel
Darwin
- 18. Multiple Choicethe passing of genetic traits from parent to offspring.hereditytraitgeneallele
- 19. Multiple Choicehaving two of the same genes for the trait (sometimes called purebred).homozygoushetrozygousproteinchromosome
- 20. Multiple ChoiceWhich of the following best describes a DNA molecule?double helixcontains ribosemade of amino acidscontains Uracil
- 21. Multiple ChoiceWhich of the following units are repeatedly joined together to form a strand of DNA?amino acidsnucleotidesfatty acidspolysaccharides
- 22. Multiple ChoiceIn a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount ofcytosineguaninethymineuracil
- 23. Multiple ChoiceGuanine bonds with ______________.AdenineGuanineCytosineThymine
- 24. Multiple ChoiceWhy is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for traits of all living thingsbecause we eat it every day for energy
- 25. Multiple ChoiceWhich 2 molecules form the sides (backbone) of the DNA ladder?deoxyribose sugar and adeninedeoxyribose sugar and a hydrogen bonddeoxyribose sugar and the nucleusdeoxyribose sugar and phosphate
- 26. Multiple ChoiceWhich organelle is DNA usually found in?cell membranevacuolechloroplastnucleus
- 27. Multiple ChoiceNitrogenous bases are joined by which type of bond?polar bondsionic bondscovalent bondshydrogen bonds
- 28. Multiple ChoiceThe enzyme that unzips the DNA to prepare for replicationhelicasereplicasepolymerasesynthase
- 29. Multiple ChoiceA process in which DNA has the unique ability to make an exact copy of itself.ReplicationTranslationTranscription
- 30. Multiple ChoiceWho were the first guys to build a model of a DNA molecule?Larry, Moe, and Curley JoeWatson and CrickWatson and HolmesSuperman and Batman
- 31. Multiple ChoiceWhat are the four nitrogen bases?adenine, thymine, guanine, cytosineadenine, lysine, prolene, guaninearganine, cytosine, lysine, purinelysine, cytosine, lucine, guanine
- 32. Multiple ChoiceWhen DNA makes a copy of itself, the new strands are identical or different?identicaldifferent
- 33. Multiple ChoiceRNA is read in sections called:TripletsGenesCodonsGenes
- 34. Multiple ChoiceTranscription is a process that in eukaryotic cells takes place in the:NucleusCytoplasmGolgi ApparatusRough E.R.
- 35. Multiple ChoiceThe enzyme that produces RNA in Transcription is calledRNA PolymeraseDNA PolymeraseTranscriptaseRNA Intrase
- 36. Multiple ChoiceTranslation is a process in eurkaryotic cells takes place in the:CytoplasmNucleusNucleolusGolgi Bodies
- 37. Multiple ChoiceTranslation begins with a(n):Start CodonIntronPromoterOrigin
- 38. Multiple ChoiceThe process of copying a gene's DNA sequence into a sequence of RNA is called:TranscriptionTranslationSplicingProtein Synthesis
- 39. Multiple ChoiceRNA contains which bases?adenine, guanine, uracil, cytosinethymine, guanine, cytosine, uracilthymine, uracil, cytosine, guaninesadenine, uracil, guanine, thymine
- 40. Multiple ChoiceThe process to go from mRNA to a protein is called ____transcriptionrRNAreplicationtranslation
- 41. Multiple ChoiceDNA holds the code forlipidscarbohydratesproteinsugar
- 42. Multiple ChoiceWho was the naturalist that traveled the world to study plants and animals?Albert EinsteinCharles DarwinCharles BarkleyIsaac Newton
- 43. Multiple ChoiceWhat characteristic did Darwin observe about the finches on the Galapagos Islands?Their feathersGenotypesTheir beaksTheir body sizes
- 44. Multiple ChoiceWhich term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring?EvolutionVariationAdaptationNatural Selection
- 45. Multiple ChoiceThe white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ________________SpeciesEnvironmental ChangeAdaptationVariation
- 46. Multiple ChoiceGenetic differences between organisms of the same speciesVariationAdaptationBehaviorEnvironment
- 47. Multiple ChoiceRemains of ancient organisms are calledExtinctionsFossilsMutationsVariations
- 48. Multiple Choicewhich of the folllowing is an exammple of a vestigial structure?the wings of a red-tailed hawkthe hind limbs of a house catthe fins of sharksthe wings of an ostrich
- 49. Multiple ChoiceTwo organisms that are closely related would havevery similar DNA sequenceexactly the same DNA sequencesno proteins in commoncompletely different DNA sequence
- 50. Multiple ChoiceThe scientific name for an organism is made from the:class and family namegenus and species namedomain and kingdom namekingdom and phylum name
- 51. Multiple ChoiceA dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?JuniperPineSpruceFir
- 52. Multiple ChoiceAccording to this cladogram, sharks are MOST closely related to which organism?AmphibiansRay finned fishCrocodilesBirds
- 53. Multiple ChoiceOn the cladogram, which organism is the closest relative of the human?FrogHareCaimanParrot
- 54. Multiple ChoiceWhat is the most specific level of classification?FamilyDomainSpeciesCarolus Linnaeus
- 55. Multiple ChoiceThis term describes the movement of solutes from an area of high concentration to an area of low concentration.ExocytosisDiffusionEndocytosisOsmosis
- 56. Multiple ChoiceThis term describes the movement of water from an area of low solute concentration to an area of high solute concentration.ExocytosisDiffusionEndocytosisOsmosis
- 57. Multiple ChoiceThis adjective is used to describe "more solute concentration".HypotonicHypertonicIsotonicHomeostasis
- 58. Multiple ChoiceThis term is used to describe the maintaining of an internal environmentHypotonicHypertonicIsotonicHomeostasis
- 59. Multiple ChoiceThis process requires the use of ATP to move molecules against the concentration gradient.Simple diffusionFacilitated diffusionActive transportOsmosis
- 60. Multiple ChoiceIf a cell has a solute concentration of 25% and the environment has a solute concentration of 75%, then the cell is consider...isotonichypertonichypotonicresting
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