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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. Subset of natural selection that increases the likelihood of mating specifically
Molecular similarity
Linnaeus
Descent with Modification2
Sexual selection
2. Cuts DNA in specific sites; the fragments created are usually predictable
Restriction enzymes
Diploiding
Reproductive cloning
Modes of Selection
3. Change in the DNA sequence of an individual; the only true way to get a new allele; the source of all heritable variation
Phenotypic variation
Recombinant DNA technology
Frequency dependent selection
Mutation
4. Humans selecting certain traits in domestic organisms
Artificial selection(breeding)
Microevolution
Biogeography
Transitional forms
5. One extreme is selected over the other
Lamarck
Gel Electrophoresis
Directional selection
Reproductive fitness
6. Pharmaceutical animals; cloned animals used ot produce products for humans
7. Results in a tissue or an organ that is identical to the DNA donor
Founder effect
Cuvier
Theraputic cloning
Natural selection
8. 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
Genetic drift
Transitional forms
Evolution
Bottleneck effect
9. A widely accepted idea with lots of evidence
Lamarck
Theory
Genetic drift
Founder effect
10. 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
Pluripotent stem cells
Mechanisms of Microevolution
Micro - sort
Intrasexual selection
11. Comparing an unknown sample of DNA to a known sample by using Gel Electrophoresis; used in crime scenes - paternity tests - and remains identification
Linnaeus
Embryology
DNA fingerprinting
Lamarck
12. In related organisms the underlying anatomy is similar even when the function is different
plasmid
Descent with Modification2
Preimplantation Genetic diagnosis (PGD)
Homology
13. When a population becomes smaller and a few individuals survive the event
Stem cells
Bottleneck effect
Neutral Variation
Linnaeus
14. Mutation - Natural selection - Genetic drift - Bottleneck effect - Founder effect - Gene flow - and Mate choice/non - random mating
Intrasexual selection
Mechanisms of Microevolution
Diploiding
Sexual selection
15. Number of offspring in the next generation; your contribution to the gene pool
Asexual reproduction
Stem cells
Disruptive selection
Reproductive fitness
16. A subset of a population colonizes a new area
Mutation
Molecular similarity
Population
Founder effect
17. Came up with the term catastrophism(sudden events that lead to extinction - but not in todays time)
Mechanisms of Microevolution
Cuvier
Bottleneck effect
Hutton
18. Directional selection - Disruptive selection - Stabalizing
Neutral Variation
Gene Therapy
Hardy- Weinberg equilibrium
Modes of Selection
19. An accumulation of genetic charges over a certain amount of time
Artificial selection(breeding)
Descent with Modification
Mutation
Lyell
20. Selects for the middle and against the extremes
Founder effect
Stabilizing
Population
Frequency dependent selection
21. Results in a genetically identical inidvidual
Sexual dimrphism
Reproductive fitness
Diploiding
Reproductive cloning
22. Recessive traits persistent to a certain population; recessive alleles hide from selection
Hardy- Weinberg equilibrium
Descent with Modification
Diploiding
Transitional forms
23. Distribution of organisms related to evolution; different organisms play the same roles on different continents; island organisms resemble organisms on nearby mainland
Pluripotent stem cells
Micro - sort
Intersexual selection
Biogeography
24. Way more offspring are produced than by sexual reproduction
Asexual reproduction
Adaptation
Preimplantation Genetic diagnosis (PGD)
Totipotent stem cells
25. 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
Hardy- Weinberg equilibrium
Most organisms are...
Bottleneck effect
Lamarck
26. Sexual partners chosen based on some characteristics
Stem cells
Mate choice/non - random mating
Biogeography
Heterozygote Advantage
27. Forms that show how an organisms anatomy change over time
Embryology
Diploiding
Phenotypic variation
Transitional forms
28. Taking good genes to replace bad genes; almost never works; has unintended side effects; sometimes just doesn't work; protein becomes degraded - etc
Descent with Modification
Gene Therapy
Frequency dependent selection
DNA fingerprinting
29. The more common a trait becomes the more likely it will be selected against
Natural selection
Frequency dependent selection
Neutral Variation
Bottleneck effect
30. The organism with the most advantageous traits will survive
Natural selection
Gene Therapy
Reproductive fitness
Descent with Modification2
31. Direct competition for mates with the same sex
Lyell
Intrasexual selection
Diploiding
Evolution
32. The movement of genes between two populations e.g. migration - immigration
Theraputic cloning
Recombinant DNA technology
Gene flow
Population
33. Capable of asexual reproduction; most are not
Intersexual selection
plasmid
Most organisms are...
Directional selection
34. Invented the binomial method(naming of species); also believed that life was fixed
Natural selection does not make perfect individuals
Linnaeus
Artificial selection(breeding)
Mechanisms of Microevolution
35. A group of interbreeding organisms living in the same place at the same time
Mutation
Hutton
Population
Theory
36. Choosing the sperm/egg/embryo that will produce the desired child depending on DNA(genes)
plasmid
Gene flow
Theraputic cloning
Germinal choice
37. A process to help separate DNA fragments using an electrical current; helps to compare DNA samples by fragment pattern
Bottleneck effect
Diploiding
Gene Therapy
Gel Electrophoresis
38. Related organisms have similar development plans
Embryology
Hardy- Weinberg equilibrium
Descent with Modification2
Genetic drift
39. Change in alleles due to random chance
Genetic drift
Advantages of Recom. DNA tech
Population
plasmid
40. Sometimes different species share common ancestors
Stem cells
Intersexual selection
Descent with Modification2
Sexual selection
41. 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
Gene Therapy
Bottleneck effect
Mate choice/non - random mating
Lamarck
42. A circular piece of DNA in bacteria where the gene is placed in Recom. DNA technology
plasmid
Sexual dimrphism
Directional selection
Theraputic cloning
43. Heterozygous chromosomes have an affect on an individuals genetics/alleles
Sexual selection
Preimplantation Genetic diagnosis (PGD)
Heterozygote Advantage
Germinal choice
44. All species on earth are fixed; no changes - no new species - no extinction
Historical Context of evolution
Gene Therapy
Gel Electrophoresis
Gene flow
45. Takes the gene from a needed product - puts it into another organism (usually bacteria) and it will make duplicates of the product
Diploiding
Mutation
Gene flow
Recombinant DNA technology
46. The change in a populations genetics
Microevolution
Reproductive fitness
Sexual reproduction
Natural selection does not make perfect individuals
47. Believed that change was gradual;Gradualism(the mechanisms of the world - then - are the same today)
Pluripotent stem cells
Adaptation
Hutton
Neutral Variation
48. The idea that characteristics can enhance an organisms survival
Advantages of Recom. DNA tech
Adaptation
Diploiding
Modes of Selection
49. 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
Embryology
Asexual reproduction
Intersexual selection
Charles Darwin
50. 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
Historical Context of evolution
Lamarck
Disruptive selection
Ericson Method