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