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Test your basic knowledge |
Recombinant Dna Technology
Start Test
Study First
Subjects
:
health-sciences
,
genetics
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. Subset of natural selection that increases the likelihood of mating specifically
Population
Mechanisms of Microevolution
Sexual selection
Charles Darwin
2. Closely related organisms have more similar DNA sequences and protein structures
Historical Context of evolution
Descent with Modification
Artificial selection(breeding)
Molecular similarity
3. Capable of asexual reproduction; most are not
Bottleneck effect
Advantages of Recom. DNA tech
Most organisms are...
Hutton
4. Change in alleles due to random chance
Genetic drift
Germinal choice
Embryology
Asexual reproduction
5. The process of sperm sorting; separating the male sperm from the female sperm; difference told by swimming speed; boy sperm swim faster than girl sperm; Theory might have flaws in it though - only works 50% of the time
Most organisms are...
Ericson Method
Lyell
Descent with Modification
6. Came up with the term catastrophism(sudden events that lead to extinction - but not in todays time)
Cuvier
Founder effect
'Pharm' animals
Gel Electrophoresis
7. Sometimes different species share common ancestors
Mechanisms of Microevolution
Founder effect
Cuvier
Descent with Modification2
8. Comparing an unknown sample of DNA to a known sample by using Gel Electrophoresis; used in crime scenes - paternity tests - and remains identification
Natural selection does not make perfect individuals
Directional selection
Neutral Variation
DNA fingerprinting
9. Differences in appearances between the sexes
Recombinant DNA technology
Micro - sort
Sexual dimrphism
Historical Context of evolution
10. The screening of embryos for genetic disorders; done in In Vitro fertilization(fertilization in a petri dish); PGD removes one cell from the embryo and screens it genetically; embryos with disorders are discarded - ones without are kept and implanted
Stem cells
Totipotent stem cells
Hutton
Preimplantation Genetic diagnosis (PGD)
11. Related organisms have similar development plans
Microevolution
Embryology
Genetic drift
Molecular similarity
12. Scientific explanation of how life changes over time - science is based off of evidence - science is obtained with observation and testing - science is always open to question
Recombinant DNA technology
Evolution
Micro - sort
Stabilizing
13. Pharmaceutical animals; cloned animals used ot produce products for humans
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14. Set sail on the HMS Beagle to travel the islands and areas for signs of evolution; First book written in 1839 'voyage of the Beagle'; Second book published in 1859 'The Origin of Species by means of Natural Selection
Charles Darwin
Modes of Selection
Frequency dependent selection
Directional selection
15. The organism with the most advantageous traits will survive
Restriction enzymes
Hutton
Gel Electrophoresis
Natural selection
16. Way more offspring are produced than by sexual reproduction
Population
Biogeography
Asexual reproduction
Charles Darwin
17. An accumulation of genetic charges over a certain amount of time
Asexual reproduction
Pluripotent stem cells
'Pharm' animals
Descent with Modification
18. Invented the binomial method(naming of species); also believed that life was fixed
Sexual dimrphism
Linnaeus
Mechanisms of Microevolution
Asexual reproduction
19. A process to help separate DNA fragments using an electrical current; helps to compare DNA samples by fragment pattern
Hutton
Gel Electrophoresis
Natural selection does not make perfect individuals
Diploiding
20. Cells that can become any cell in the body; found in the embryo
Totipotent stem cells
Disruptive selection
Stem cells
Linnaeus
21. Sexual partners chosen based on some characteristics
Totipotent stem cells
Mate choice/non - random mating
Homology
Mechanisms of Microevolution
22. Traits that are neither advantageous nor disadvantageous; there is no selection
Neutral Variation
Transitional forms
'Pharm' animals
Totipotent stem cells
23. A group of interbreeding organisms living in the same place at the same time
DNA fingerprinting
Historical Context of evolution
Population
Pluripotent stem cells
24. Heterozygous chromosomes have an affect on an individuals genetics/alleles
Directional selection
Totipotent stem cells
Heterozygote Advantage
Intrasexual selection
25. Direct competition for mates with the same sex
Gene Therapy
plasmid
Intrasexual selection
Population
26. A widely accepted idea with lots of evidence
Stabilizing
Historical Context of evolution
Theory
Frequency dependent selection
27. Believed that change was gradual;Gradualism(the mechanisms of the world - then - are the same today)
Bottleneck effect
Germinal choice
Hutton
Advantages of Recom. DNA tech
28. Taking good genes to replace bad genes; almost never works; has unintended side effects; sometimes just doesn't work; protein becomes degraded - etc
Recombinant DNA technology
Charles Darwin
Gene Therapy
Directional selection
29. In related organisms the underlying anatomy is similar even when the function is different
Adaptation
Homology
Natural selection
Charles Darwin
30. Mutation - Natural selection - Genetic drift - Bottleneck effect - Founder effect - Gene flow - and Mate choice/non - random mating
Bottleneck effect
Mechanisms of Microevolution
Linnaeus
Historical Context of evolution
31. Change in the DNA sequence of an individual; the only true way to get a new allele; the source of all heritable variation
Cuvier
Mutation
Embryology
Ericson Method
32. When a population becomes smaller and a few individuals survive the event
Bottleneck effect
Neutral Variation
Totipotent stem cells
Evolution
33. Directional selection - Disruptive selection - Stabalizing
Neutral Variation
Descent with Modification2
Modes of Selection
Intersexual selection
34. Can make large quantities of product; infection free; less expensive than a natural source
Phenotypic variation
Biogeography
Mate choice/non - random mating
Advantages of Recom. DNA tech
35. Choosing the sperm/egg/embryo that will produce the desired child depending on DNA(genes)
Theory
Mutation
Sexual selection
Germinal choice
36. Results in a genetically identical inidvidual
Sexual selection
Transitional forms
Linnaeus
Reproductive cloning
37. Cells that can turn into other cells
Population
Microevolution
Stem cells
Sexual dimrphism
38. First to publish mechanisms for evolution; Had 2 idea: Use and disuse - use it more gets bigger; less it disappears - Inheritance of acquired characteristics - pass on changes to offspring
Pluripotent stem cells
Lamarck
Gene flow
Hardy- Weinberg equilibrium
39. Mate choice; one sex chooses their mate
Reproductive fitness
Phenotypic variation
Directional selection
Intersexual selection
40. The movement of genes between two populations e.g. migration - immigration
Gene flow
Restriction enzymes
Heterozygote Advantage
DNA fingerprinting
41. A subset of a population colonizes a new area
Most organisms are...
Preimplantation Genetic diagnosis (PGD)
Modes of Selection
Founder effect
42. Cells that can become only a few different types of cells; mostly adult stem cells; found in bone marrow - the skin epidermis - etc; can sometimes be turned into Totipotent stem cells
Stabilizing
Pluripotent stem cells
Natural selection does not make perfect individuals
Mate choice/non - random mating
43. A circular piece of DNA in bacteria where the gene is placed in Recom. DNA technology
Cuvier
Reproductive cloning
plasmid
Sexual dimrphism
44. Selects for the extremes and against the middle
Microevolution
Intrasexual selection
Natural selection does not make perfect individuals
Disruptive selection
45. 1.edits existing variation by using the material it has(variation that exists in population/ no new traits created by natural selection) 2. Has historical constraints(change in old structures) 3. Adaptations are compromises (good for one thing - bad
Natural selection does not make perfect individuals
Bottleneck effect
Intrasexual selection
Embryology
46. The change in a populations genetics
Germinal choice
Embryology
Microevolution
Neutral Variation
47. Distribution of organisms related to evolution; different organisms play the same roles on different continents; island organisms resemble organisms on nearby mainland
Biogeography
Sexual dimrphism
Asexual reproduction
Microevolution
48. Humans selecting certain traits in domestic organisms
Theory
Artificial selection(breeding)
Biogeography
plasmid
49. Results in a tissue or an organ that is identical to the DNA donor
Sexual dimrphism
Natural selection does not make perfect individuals
Gel Electrophoresis
Theraputic cloning
50. All species on earth are fixed; no changes - no new species - no extinction
Ericson Method
Natural selection does not make perfect individuals
Mechanisms of Microevolution
Historical Context of evolution