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