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