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Test your basic knowledge |
CSET Genetics And Evolution
Start Test
Study First
Subjects
:
cset
,
science
,
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. Similar embryological structures in different species - such as gill slits - may demonstrate that these species share a common ancestor.
Ecological Barrier
Fossil
Genotype
embryological evidence
2. One of the identical rods of a chromosome.
Hybrid Breakdown
Gene mutation
Chromatid
Vestigial organs
3. Relatively rapid proliferation from an ancestral type into new types which fill a diversity of ecological niches
Stabilising
Homozygous
Semi - conservative replication
Adaptive Radiation
4. A base found in DNA (but not in RNA). This base pairs with Adenine.
Thymine
Meiosis
Sub - species
Extinction
5. Chromosomes are collections of many
3 nucleotides
Recombination
genes
Gene
6. Messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
Population
Analogous Features
mRNA
Translocation
7. Separates DNA by size
Homozygous
Sub - species
Recombination
gel electrophoresis
8. Found only in that country
Endemic
Comparative Anatomy
molecular evidence
Temporal Isolation
9. Nucleotides that control which amino acids are added during protein synthesis
Codon
Clade
nucleus
Heterozygote
10. The capacity of an individual of certain genotype to reproduce. It is usually equal to the proportion of the individual's genes in all the genes of the next generation
Ice
Pre -zygotic Mechanisms
Analogous structures
Fitness
11. T or F A cloned organism has the same proteins as another organism
clinC
analogous (Evolution Evidence)
False genes
Igneous and metamorphic rock
12. 2 alleles for a character separate during the formation of gametes - so that each gamete only carriers one allele for each character
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13. Periods of little adaptive change
Variation
RNA polymerase
Stasis
Mendel's traits are now called _____ found on DNA
14. A type of barrier between species; the species remain isolated because male and femal gametes of the different species cannot fuse - or they die before they unite.
Industrial Melanism
Gametic
Coevolution
Dihybrid Cross
15. Group of similar organisms that can breed and produce fertile offspring
Sexual Selection
Species
Vestigial structure
Hybrid
16. What does DNA stand for...
Mechanical (morphological) Isolation
Genetic Drift
deoxyribonucleic acid
Coevolution
17. Identical alleles for a gene
molecular evidence
Homozygote
hydrogen bonds
Variation
18. To create a recombinant DNA molecule - one would have to first cut two DNAs with creating before pasting them together
anticodon
Divergent Evolution
restriction enzymes - sticky ends
Founder Effect
19. Is a trait that is more expressed than another trait. Is written in capital letters for Genotype. E.g Tall genotype is TT or Tt where T is the allele for tall trait and t is the trait for small. T will be expressed more.
Somatic
Genetic Drift
Immigration
Dominant
20. Process by which a ribosome uses the code on mRNA to make proteins
Codon
Endemic
Deme
translation
21. Speciation which does not involve a period of geographical separation
Sympatric Speciation
Precambrian era
clinC
Meiosis
22. The movement of individuals into an area
Heterozygous
Gene mutation
nucleus
Immigration
23. The complete genetic material contained in an individual
restriction enzymes - sticky ends
Gene mutation
Genome
Biogeography
24. Selection against one end of a range of variation - resulting in a progressive change in allele frequency
mRNA
Insertion
Directional Selection
Substitution
25. A point of overlap of paired chromatids at which fusion and exchange of genetic material (crossing over) occurs during prophase I of meiosis.
Chiasma
Mesozoic era
Ecological Barrier
Testcross
26. Is found in DNA
Habitat
Dominant
thymine
Fitness
27. Determined the concept of complementary base pairing
Test Cross
Chargaff
Gene pool
Adaptive Radiation
28. Different alleles for a gene
Stabilising selection
Chromatid
Heterozygote
Genetic Equilibrium
29. Mating of an individual of unknown genotype but dominant phenotype w/ a homozygous recessive individual
Temporal Isolation
Testcross
Polyploidy
Absolute dating
30. Structures in different but related species that are derived from the same ancestral structure but now serve different purposes.
Homologous Structures
Parallel Evolution
Endemic
RNA polymerase
31. Science dealing with DNA and protein synthesis of living organisms. Manipulation of DNA.
Gene pool
Speciation
Molecular biology
Pentadactyl limb
32. Actual remains of an organism such as bones - teeth - shells - etc.
Stasis
Speciation
body fossils
Ecological Barrier
33. Change in allele frequencies as a result of the migration of a small subgroup of a population
Stasis
Endemic
Gene
Founder Effect
34. Building block of a protein
amino acid
RNA polymerase
tRNA
Mechanical (morphological) Isolation
35. Shows how the embryos of different groups resemble each other at particular stages. Similarities indicate groups may share a common ancestor
Diploid
Bottleneck Effect
Comparative embryology
Insertion
36. Translation occurs in the...
cytoplasm
ribose - phosphate - and a base
Precambrian era
true
37. The region of the chromosome that holds the two sister chromatids together during mitosis
Polyploidy
Centromere
genes
If you lose one then you will still have one to back you up.
38. The specific location of a gene on a chromosome
Comparative Anatomy
Endemic
Locus
Heterozygote
39. Type of rock made from small pieces of other rocks and organisms pressed together. Source of fossil preservation. Limited radioactive or absolute dating potential.
Sedimentary Rock
Monohybrid
Behavioral (ethological) Isolation
Guanine
40. Periods of rapid evolution punctuated by periods of little change
Punctuated Equilibrium
Sexual Selection
Natural Selection
homologous (Evolution Evidence)
41. Describes the isolation of a physical barrier e.g. body of water (ocean) or mountains
Molecular biology
Mechanical (morphological) Isolation
Reproductive Isolation
Geographical Isolation
42. Evolution resulting from small specific genetic changes that can lead to a new subspecies
restriction enzyme
The cell uses information from mRNA to produce proteins
Microevolution
Mendel's Principle of Segregation
43. One of the types of fossils made from hardened tree resin. Preserves both hard and soft parts.
Mitosis
genes
Fitness
Amber
44. Disappearance of a species from all parts of its geographical range
Igneous and metamorphic rock
Extinction
Reproductive Isolation
Phylogeny
45. Breeding organisms with specific traits in order to produce offspring with identical traits
Artificial selection
Evolution
Monophyletic
genes
46. Ribosomal RNA; type of RNA that makes up part of the ribosome
restriction enzymes - sticky ends
Diploid
rRNA
three
47. Which type of Rna functions as a blue print of the genetic code
Gene flow
Mesozoic era
mRNA
Speciation
48. Impression made from a organism in soft material such as sand or mud.
Phenotype
Mold
Stabilising selection
Alleles
49. The evolutionary process by which a species becomes better suited to its niche.
Adaptation
Chromosome mutation
its negative charge
RNA polymerase
50. Three mRNA nucleotides that code for a specific amino acid
Heterozygous
tRNA
codon
hydrogen bonds