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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. 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
Ericson Method
Theraputic cloning
Genetic drift
Directional selection
2. The more common a trait becomes the more likely it will be selected against
Directional selection
Neutral Variation
Frequency dependent selection
Charles Darwin
3. Mutation - Natural selection - Genetic drift - Bottleneck effect - Founder effect - Gene flow - and Mate choice/non - random mating
Advantages of Recom. DNA tech
Mechanisms of Microevolution
Neutral Variation
Hardy- Weinberg equilibrium
4. Selects for the middle and against the extremes
Linnaeus
Hutton
Modes of Selection
Stabilizing
5. Humans selecting certain traits in domestic organisms
Asexual reproduction
Artificial selection(breeding)
Theory
Intersexual selection
6. In related organisms the underlying anatomy is similar even when the function is different
Microevolution
Homology
Natural selection
Modes of Selection
7. Invented the binomial method(naming of species); also believed that life was fixed
Sexual dimrphism
plasmid
Linnaeus
Natural selection
8. Pharmaceutical animals; cloned animals used ot produce products for humans
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9. Closely related organisms have more similar DNA sequences and protein structures
Most organisms are...
Micro - sort
Molecular similarity
Bottleneck effect
10. Believed that change was gradual;Gradualism(the mechanisms of the world - then - are the same today)
Reproductive cloning
Germinal choice
Hutton
Neutral Variation
11. The organism with the most advantageous traits will survive
Adaptation
Pluripotent stem cells
Natural selection
Most organisms are...
12. Way more offspring are produced than by sexual reproduction
Asexual reproduction
Microevolution
Preimplantation Genetic diagnosis (PGD)
Stem cells
13. 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
Mate choice/non - random mating
Lamarck
Biogeography
Micro - sort
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
Intersexual selection
Charles Darwin
Gene flow
Directional selection
15. Sometimes different species share common ancestors
Micro - sort
Asexual reproduction
Descent with Modification2
Neutral Variation
16. Related organisms have similar development plans
Embryology
Lyell
Homology
Mechanisms of Microevolution
17. Traits that are neither advantageous nor disadvantageous; there is no selection
Neutral Variation
Restriction enzymes
Hutton
Modes of Selection
18. Came up with the term Uniformitarianism(mechanisms for change in the past still occur today; believed at first there was no evolution
DNA fingerprinting
Mate choice/non - random mating
Modes of Selection
Lyell
19. All species on earth are fixed; no changes - no new species - no extinction
Modes of Selection
Stem cells
Intersexual selection
Historical Context of evolution
20. Results in a genetically identical inidvidual
Sexual reproduction
Disruptive selection
'Pharm' animals
Reproductive cloning
21. A subset of a population colonizes a new area
Heterozygote Advantage
Founder effect
'Pharm' animals
Descent with Modification2
22. 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
Modes of Selection
Natural selection does not make perfect individuals
Advantages of Recom. DNA tech
Theory
23. One extreme is selected over the other
Directional selection
Phenotypic variation
Natural selection does not make perfect individuals
Bottleneck effect
24. Form of reproduction more used because it creates Variation
DNA fingerprinting
Stem cells
Sexual reproduction
Lamarck
25. Selects for the extremes and against the middle
Embryology
Descent with Modification2
Disruptive selection
Pluripotent stem cells
26. Can make large quantities of product; infection free; less expensive than a natural source
Stabilizing
Descent with Modification2
Theraputic cloning
Advantages of Recom. DNA tech
27. 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
Cuvier
Ericson Method
Evolution
Modes of Selection
28. Came up with the term catastrophism(sudden events that lead to extinction - but not in todays time)
Gene Therapy
Directional selection
Cuvier
Sexual dimrphism
29. Subset of natural selection that increases the likelihood of mating specifically
Theraputic cloning
Gel Electrophoresis
Pluripotent stem cells
Sexual selection
30. Number of offspring in the next generation; your contribution to the gene pool
Reproductive fitness
Sexual dimrphism
plasmid
Restriction enzymes
31. An accumulation of genetic charges over a certain amount of time
Germinal choice
Pluripotent stem cells
Gel Electrophoresis
Descent with Modification
32. Change in alleles due to random chance
Neutral Variation
Genetic drift
Intersexual selection
Restriction enzymes
33. Another method designed to sort female sperm form male sperm; goes by size of sperm; females are bigger than male sperm
Descent with Modification
Micro - sort
Sexual reproduction
Charles Darwin
34. The movement of genes between two populations e.g. migration - immigration
Asexual reproduction
Bottleneck effect
Gene flow
Microevolution
35. Takes the gene from a needed product - puts it into another organism (usually bacteria) and it will make duplicates of the product
Lamarck
Adaptation
'Pharm' animals
Recombinant DNA technology
36. The idea that characteristics can enhance an organisms survival
Microevolution
Sexual selection
Gene Therapy
Adaptation
37. Capable of asexual reproduction; most are not
Heterozygote Advantage
Lamarck
Most organisms are...
'Pharm' animals
38. Cells that can become any cell in the body; found in the embryo
Frequency dependent selection
Germinal choice
Recombinant DNA technology
Totipotent stem cells
39. A widely accepted idea with lots of evidence
Neutral Variation
Asexual reproduction
Theory
DNA fingerprinting
40. The change in a populations genetics
Modes of Selection
Biogeography
Microevolution
Gel Electrophoresis
41. Taking good genes to replace bad genes; almost never works; has unintended side effects; sometimes just doesn't work; protein becomes degraded - etc
Historical Context of evolution
Population
Reproductive fitness
Gene Therapy
42. Direct competition for mates with the same sex
Intrasexual selection
Restriction enzymes
Lyell
Recombinant DNA technology
43. Sexual partners chosen based on some characteristics
Reproductive fitness
Sexual selection
Disruptive selection
Mate choice/non - random mating
44. A group of interbreeding organisms living in the same place at the same time
Sexual selection
Neutral Variation
Population
Pluripotent stem cells
45. Results in a tissue or an organ that is identical to the DNA donor
Genetic drift
Theraputic cloning
Mutation
Molecular similarity
46. Cells that can turn into other cells
Stem cells
Charles Darwin
Descent with Modification2
Neutral Variation
47. Selection fro or against environment; leads to evolution only if variation has genetic components
Sexual dimrphism
Gene flow
Phenotypic variation
Natural selection does not make perfect individuals
48. Theory of a stable - nonevolving population in which frequency of alleles do not change; only occurs in large - isolated populations with random mating - and no natural selection or mutations
Historical Context of evolution
Hardy- Weinberg equilibrium
Stabilizing
Totipotent stem cells
49. 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
Preimplantation Genetic diagnosis (PGD)
Hutton
Intrasexual selection
Descent with Modification
50. When a population becomes smaller and a few individuals survive the event
Bottleneck effect
Transitional forms
Germinal choice
Biogeography