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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. Features that are superficially similar but have different modes of development
Sympatric Speciation
Polyploidy
Analogous Features
Ecological Barrier
2. Evolution of living things - based on evidence from the past and present.
Adaptive Radiation
Organic Evolution
restriction enzymes - sticky ends
Mass Extinction
3. Name for oism with one dominant and one recessive allele
Deletion
Heterozygous
Recessive
Alleles
4. The movement of individuals into an area
Stasis
translation
tRNA
Immigration
5. Shows how the embryos of different groups resemble each other at particular stages. Similarities indicate groups may share a common ancestor
Alleles
gel electrophoresis
Comparative embryology
Autosomes
6. A type of protein molecule found in the chromosomes of eukaryotic cells but not prokaryotic cells
Insertion
Gene frequency
hydrogen bonds
Histone
7. Type of rock made from small pieces of other rocks and organisms pressed together. Source of fossil preservation. Limited radioactive or absolute dating potential.
Natural Selection
Sedimentary Rock
Ecological Barrier
Chromosomes
8. Impression made from a organism in soft material such as sand or mud.
cytosine in DNA is about equal to the percentage of guanine molecules
Mold
Chargaff
Evo Devo
9. A change or error in the DNA sequence
Character Displacement
mutation
Ring Species
Endemic
10. Situation in which allele frequencies remain constant
Genetic Equilibrium
Analogous Features
Coevolution
Dominant
11. Cell division that produces reproductive cells or gamates.This occurs in the gonads (testicle and ovaries in animals) Here the chromosome number is halved the original amount. (each new cell has a haploid number = n) All daughter cells are not geneti
Monophyletic
Meiosis
Genetic Drift
Igneous and metamorphic rock
12. Actual remains of an organism such as bones - teeth - shells - etc.
body fossils
RNA polymerase
Adaptation
Adaptation
13. The individuals choice of which mate they will choose. The choice is dependant on what traits the individual finds attractive. e.g some people will want their mates to be smart or pretty.
Comparative embryology
False RNA
Mate Selection
Deme
14. Building block of a nucleic acid (DNA and RNA)
Hybrid Breakdown
Microevolution
Artificial selection
nucleotide
15. Periods of rapid evolution punctuated by periods of little change
Allele Frequency
Punctuated Equilibrium
Pentadactyl limb
Hominid
16. Organisms with similar functions - but different underlying structure. Example: bird and insect wing. These structures do NOT show a common ancestral link.
Analogous structures
Testcross
deoxyribose and phosphate
Stasis
17. Movement of organisms ro of from a population
Paleozoic era
proteins
Migration
Fossil
18. Individual that is heterozygous for two traits; shows the phenotype governed by the dominant alleles but carries the recessive alleles
Independent assortment
watson and crick
Dihybrid
Species
19. Change of an organism over time. This can be caused by changes in in habitat or need to adapt for survival.
Evolution
Geographical Isolation
transcription
Clade
20. The specific location of a gene on a chromosome
Migration
Sub - species
Locus
Gametic
21. A codon is made of...
Mass Extinction
DNA
Genetic Drift
3 nucleotides
22. Consists of all genes - including all the different alleles - that are present in a population
Genetic Drift
Gene pool
nucleotide
Divergent Evolution
23. Large - scale evolutionary changes that take place over long periods of time
GATTACA
nucleotide
Macroevolution
Cytosine
24. Chromosomes that determine the sex of an individual. These are X for female and Y for male. The female egg is an X while the male sperm can be X or Y
Homologous structures
Sex Chromosomes
Natural Selection
Genetic Equilibrium
25. DNA is made of...
nucleotides
Pre -zygotic Mechanisms
deoxyribonucleic acid
Insertion
26. An episode of large - scale extinction affecting many different groups of organisms within a short period of time
homologous (Evolution Evidence)
Somatic
Mass Extinction
Mutagen
27. A mutation in which one nucleotide is replaced by another nucleotide
Mendel's Principle of Segregation
Codon
Substitution
Chromosomes
28. Transfer RNA; type of RNA that carries amino acids to the ribosome
tRNA
Gamete Isolation
Natural Selection
Macroevolution
29. Trait where heterozygous is a blending of two alleles
codon
Sympatric Speciation
Genotype
trace fossils
30. Organism is preserved at very low temperatures. Preservation of both hard and soft parts can occur.
Petrification
Analogous structures
Bottleneck Effect
Ice
31. Because of base pairing in DNA the amount of
nucleotides
Allele Frequency
Hershey and Chase
cytosine in DNA is about equal to the percentage of guanine molecules
32. Separates DNA by size
gel electrophoresis
Heterozygous
Mesozoic era
Recessive
33. Dna moves during electrophoresis because of...
ribose - phosphate - and a base
its negative charge
thymine
Fossils
34. The comparison of the structures of different organisms
Fossil
Comparative anatomy
Hybrid Inviability
Homozygote
35. Is a base found in DNA and RNA. In DNA its partner is Thymine. In RNA its partner is Uracil
proteins
Mutation
Adenine
restriction enzyme
36. When F1 is fully fertile but F2 has low fertility (rice - cotton)
mRNA
chromatin
Ice
Hybrid Breakdown
37. Nucleotides that control which amino acids are added during protein synthesis
Medel worked with _____
Codon
Comparative Anatomy
cytoplasm
38. The molecules responsible for bringing amino acids to the ribosome during protein synthesis are
tRNA
Allopatric Speciation
Gamete Isolation
Adenine
39. Another name for a gene
translation
Genetic Equilibrium
Allele
Behavioral (ethological) Isolation
40. Change to a chromosome in which part of the chromosome is repeated
Adenine
Duplication
hydrogen bonds
Gene Pool
41. Are noncoding sequences in the gene that are removed from RNA after transcription
introns
RNA polymerase
Gene flow
Igneous and metamorphic rock
42. Recognize and cut DNA at specific sequences usually palindromes
Absolute dating
restriction enzyme
Ring Species
Gamete Isolation
43. The structure on a tRNA molecule that allows it interact with an mRNA molecule
Hominid
anticodon
Founder effect
Dihybrid
44. A combining of genes or characters different from what they were in the parents
Insertion
Parallel Evolution
Recombination
Heterozygous
45. Process by which one species gives rise to two or more species
If you lose one then you will still have one to back you up.
Rosalind Franklin
deoxyribose and phosphate
Speciation
46. Cell division in which the nucleus divides into nuclei containing the same number of chromosomes. Mitosis involves growth and repair and occurs in the body cells.
Thymine
Species
Mitosis
ribose - phosphate - and a base
47. Form of reproductive isolation in which two populations reproduce at different times
Temporal Isolation
Post -zygotic Mechanisms
introns
Gene pool
48. process in which homologous chromosomes exchange portions of their chromatids during meiosis.
Crossing over
Comparative Embryology
Species
embryological evidence
49. The complete genetic material contained in an individual
Phenotype
Guanine
Diploid
Genome
50. Messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
Analogous Features
mRNA
Reproductive Isolation
Gene Pool