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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. Mate choice; one sex chooses their mate
Lamarck
Intersexual selection
Charles Darwin
Frequency dependent selection
2. Related organisms have similar development plans
Adaptation
Stabilizing
Sexual selection
Embryology
3. Heterozygous chromosomes have an affect on an individuals genetics/alleles
Theraputic cloning
Heterozygote Advantage
Stem cells
Totipotent stem cells
4. Change in the DNA sequence of an individual; the only true way to get a new allele; the source of all heritable variation
Mutation
'Pharm' animals
Modes of Selection
Gene flow
5. One extreme is selected over the other
Gel Electrophoresis
Directional selection
Microevolution
Cuvier
6. A circular piece of DNA in bacteria where the gene is placed in Recom. DNA technology
plasmid
Natural selection
Adaptation
Diploiding
7. An accumulation of genetic charges over a certain amount of time
Biogeography
Intrasexual selection
Genetic drift
Descent with Modification
8. Cells that can become any cell in the body; found in the embryo
Homology
Totipotent stem cells
Descent with Modification
Cuvier
9. 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
Most organisms are...
Directional selection
DNA fingerprinting
Preimplantation Genetic diagnosis (PGD)
10. Closely related organisms have more similar DNA sequences and protein structures
Molecular similarity
Natural selection
Microevolution
Modes of Selection
11. Recessive traits persistent to a certain population; recessive alleles hide from selection
Preimplantation Genetic diagnosis (PGD)
Biogeography
Diploiding
Theraputic cloning
12. Humans selecting certain traits in domestic organisms
Artificial selection(breeding)
Directional selection
Ericson Method
Biogeography
13. Results in a genetically identical inidvidual
DNA fingerprinting
Mechanisms of Microevolution
Reproductive cloning
Lyell
14. Selection fro or against environment; leads to evolution only if variation has genetic components
Neutral Variation
Gene Therapy
Phenotypic variation
Stem cells
15. Capable of asexual reproduction; most are not
Reproductive fitness
Natural selection does not make perfect individuals
Most organisms are...
Mutation
16. Comparing an unknown sample of DNA to a known sample by using Gel Electrophoresis; used in crime scenes - paternity tests - and remains identification
Frequency dependent selection
Reproductive cloning
DNA fingerprinting
Linnaeus
17. Subset of natural selection that increases the likelihood of mating specifically
Sexual selection
Bottleneck effect
Ericson Method
'Pharm' animals
18. 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
Genetic drift
Biogeography
DNA fingerprinting
19. The movement of genes between two populations e.g. migration - immigration
Artificial selection(breeding)
Micro - sort
Gene flow
Totipotent stem cells
20. Sometimes different species share common ancestors
Restriction enzymes
Linnaeus
Descent with Modification2
Phenotypic variation
21. 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
Evolution
Stem cells
Restriction enzymes
Preimplantation Genetic diagnosis (PGD)
22. In related organisms the underlying anatomy is similar even when the function is different
Descent with Modification
Theraputic cloning
Homology
Population
23. Came up with the term catastrophism(sudden events that lead to extinction - but not in todays time)
Cuvier
Intrasexual selection
'Pharm' animals
Biogeography
24. Form of reproduction more used because it creates Variation
Descent with Modification
Mutation
Cuvier
Sexual reproduction
25. Results in a tissue or an organ that is identical to the DNA donor
Heterozygote Advantage
Bottleneck effect
Theraputic cloning
Descent with Modification
26. A group of interbreeding organisms living in the same place at the same time
Theraputic cloning
Artificial selection(breeding)
Molecular similarity
Population
27. Choosing the sperm/egg/embryo that will produce the desired child depending on DNA(genes)
Totipotent stem cells
Evolution
Germinal choice
Gene Therapy
28. A process to help separate DNA fragments using an electrical current; helps to compare DNA samples by fragment pattern
Gene flow
Preimplantation Genetic diagnosis (PGD)
Descent with Modification2
Gel Electrophoresis
29. Traits that are neither advantageous nor disadvantageous; there is no selection
Neutral Variation
Founder effect
Microevolution
Restriction enzymes
30. Mutation - Natural selection - Genetic drift - Bottleneck effect - Founder effect - Gene flow - and Mate choice/non - random mating
Modes of Selection
Mechanisms of Microevolution
Recombinant DNA technology
Ericson Method
31. The idea that characteristics can enhance an organisms survival
plasmid
Intrasexual selection
Adaptation
Mechanisms of Microevolution
32. 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
Recombinant DNA technology
Charles Darwin
Most organisms are...
Biogeography
33. Pharmaceutical animals; cloned animals used ot produce products for humans
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34. A subset of a population colonizes a new area
plasmid
Descent with Modification2
Heterozygote Advantage
Founder effect
35. Invented the binomial method(naming of species); also believed that life was fixed
Descent with Modification2
Linnaeus
plasmid
Lamarck
36. Selects for the middle and against the extremes
Stabilizing
Recombinant DNA technology
Mechanisms of Microevolution
Sexual selection
37. Cuts DNA in specific sites; the fragments created are usually predictable
Advantages of Recom. DNA tech
Diploiding
Historical Context of evolution
Restriction enzymes
38. The more common a trait becomes the more likely it will be selected against
Advantages of Recom. DNA tech
Gene Therapy
Frequency dependent selection
Sexual selection
39. 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
plasmid
DNA fingerprinting
Preimplantation Genetic diagnosis (PGD)
40. 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
Population
Lamarck
Neutral Variation
Intersexual selection
41. Number of offspring in the next generation; your contribution to the gene pool
Reproductive fitness
Adaptation
Germinal choice
Diploiding
42. Distribution of organisms related to evolution; different organisms play the same roles on different continents; island organisms resemble organisms on nearby mainland
Phenotypic variation
Reproductive cloning
Biogeography
Pluripotent stem cells
43. The organism with the most advantageous traits will survive
Sexual selection
Modes of Selection
Natural selection
Mutation
44. Sexual partners chosen based on some characteristics
Mate choice/non - random mating
Descent with Modification2
plasmid
Biogeography
45. 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
Intrasexual selection
Mechanisms of Microevolution
Hardy- Weinberg equilibrium
Natural selection
46. A widely accepted idea with lots of evidence
Descent with Modification2
Founder effect
Descent with Modification
Theory
47. Another method designed to sort female sperm form male sperm; goes by size of sperm; females are bigger than male sperm
Micro - sort
Disruptive selection
Asexual reproduction
Sexual reproduction
48. All species on earth are fixed; no changes - no new species - no extinction
Frequency dependent selection
Historical Context of evolution
Genetic drift
Diploiding
49. Can make large quantities of product; infection free; less expensive than a natural source
Lamarck
Most organisms are...
Totipotent stem cells
Advantages of Recom. DNA tech
50. When a population becomes smaller and a few individuals survive the event
Intersexual selection
Natural selection does not make perfect individuals
Historical Context of evolution
Bottleneck effect