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