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