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