John Glenn Genetics Test
Students recall from topics: DNA, Meiosis, Punnett Squares, Dominance, Pedigrees, and Mutation.
- 1.
What is structure "A"?- A.
Cell
- B.
Chromosome
- C.
Gene
- D.
Gametes
- 2.
What is structure "B"?
- A.
Cell
- B.
Chromosome
- C.
Gene
- D.
Gametes
- 3.If red flower color "R" is INCOMPLETELY DOMINANT over white flower color "r" then what would be the color of an individual with "Rr."
- A.
Red
- B.
White
- C.
Pink
- 4.What is it when one allele totally dominates over another allele?
- A.
Partial dominance
- B.
Complete dominance
- C.
Half dominance
- D.
Incomplete dominance
- 5.The weaker allele is:
- A.
Dominant
- B.
Recessive
- C.
Complete
- D.
Incomplete
- 6.What is the physical appearance (visual characteristics) of an organism?
- A.
Genes
- B.
Genetic material
- C.
Genotype
- D.
Phenotype
- 7.
What is structure "A"?
- A.
Nucleus
- B.
Cell Membrane
- C.
Chromosome
- D.
Mitochondria
- E.
Golgi Complex
- 8.What are the basic units that pass on traits?
- A.
Genes
- B.
Cells
- C.
Nuclei
- D.
Meiosis
- 9.What type of mutation adds to the DNA code?
- A.
Secretion
- B.
Inversion
- C.
Deletion
- D.
Insertion
- 10.
What is this structure?
- A.
Amino Acids
- B.
Nucleotides
- C.
Rough ER
- D.
Nucleus
- E.
DNA
- 11.
What is this?
- A.
Pedigree
- B.
Punnett Square
- C.
Phenotype
- D.
Genetic Engineering
- 12.The stronger allele is:
- A.
Dominant
- B.
Recessive
- C.
Complete
- D.
Incomplete
- 13.What is an allele?
- A.
Different forms of traits
- B.
Different forms of DNA
- C.
Different forms of genes
- D.
All of the above
- 14.
How many females did these parents have?
- A.
1
- B.
2
- C.
3
- D.
4
- 15.Create a Punnett square to cross two dragons with "Tt." What percentage of their offspring will be "Tt"?
- A.
25 %
- B.
50 %
- C.
75 %
- D.
100 %
- 16.DNA is:
- A.
The code that allows for different forms of genes
- B.
The chemical code that is made of A, T, G, C
- C.
The genetic code that chromosomes are made of
- D.
All of the above
- 17.What type of mutation removes the DNA code?
- A.
Secretion
- B.
Inversion
- C.
Deletion
- D.
Insertion
- 18."Hh" is an example of an organism's:
- A.
Genotype
- B.
Phenotype
- C.
Chromosome
- D.
Pedigree
- E.
Punnett Square
- 19.Create a Punnett Square to cross "Rr" and "Rr." Red flower color "R" is INCOMPLETELY DOMINANT over white flower color "r." What is the phenotypic ratio?
- A.
Red: 1 White: 3
- B.
Red: 2 White 2
- C.
Red: 0 Pink: 2 White: 2
- D.
Red: 1 Pink: 2 White: 1
- 20.
What are the pairs that make up this structure?
- A.
V-Z , G-C
- B.
A-Z , G-O
- C.
V-T , O-C
- D.
A-T , G-C
- 21.How many chromosomes do humans have?
- A.
6 chromosomes
- B.
18 chromosomes
- C.
23 chromosomes
- D.
46 chromosomes
- 22.Create a Punnett Square to cross a male "XY" and a female "XX." What percentage of the offspring will be "XY"?
- A.
0 %
- B.
25 %
- C.
50 %
- D.
75 %
- 23.If two dragons that are "Tt" for tail genes are crossed and "T" is COMPLETELY DOMINANT over 't", what ratio of their offspring will have no spikes. (TT-spikes, Tt-spikes, tt-no spikes)
- A.
0:4
- B.
1:4
- C.
2:4
- D.
3:4
- 24.
What is structure "C"?
- A.
Nucleus
- B.
Cell Membrane
- C.
Chromosome
- D.
Mitochondria
- E.
Golgi Complex
- 25.
What is the genotype of "A"?
- A.
Horns
- B.
No Horns
- C.
HH
- D.
Hh
- E.
Hh
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