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