02 Mendel: Mendelian Genetics
24 Questions
| Attempts: 620
Basic mendelian genetics
Questions and Answers
- 1.Mendel was
- A.
A Bovarian rock star.
- B.
A televangelist.
- C.
An Austrian Augustinian monk.
- D.
Dr. Johnson' former student in BIOL 333.
- E.
All of the above.
- 2.Lamarckism is an example of the theory of the _________.
- 3.Many scientist of Mendel's day believed, mistakenly, that inheritance of traits from parents was due the mixing of the two parents' _________.
- 4.The mistaken idea that the sperm or egg contained a miniature, fully-developed human (a homunculus) was the the theory of _________.
- 5.The mistaken idea that life routinely arose from non-living material was the theory of _________.
- 6.The organism Mendel used for his experiments was:
- A.
Drosophila
- B.
The garden pea
- C.
The mouse
- D.
Corn
- E.
Neurospora
- 7.In Mendel's monohybrid cross: yellow cotyledons x green cotyledons, _________% of the F1 progeny were yellow.
- 8.In one of Mendel's monohybrid crosses, _________% of the F1 progeny were heterozygous.
- 9.In one of Mendel's monohybrid crosses, _________% of the F2 progeny were heterozygous.
- 10.In one of Mendel's monohybrid crosses, _________% of the F2 progeny showed the dominant phenotype.
- 11.In one of Mendel's monohybrid crosses, _________% of the F2 progeny showed the recessive phenotype.
- 12.In one of Mendel's monohybrid crosses, _________% of the F2 progeny were homozygous recessive.
- 13.In Mendel's monohybrid cross: yellow cotyledons x green cotyledons, _________% of the F2 yellow seeds were homozygous. (Round off to a whole number--no decimals.)
- 14.In Mendel's monohybrid cross: yellow cotyledons x green cotyledons, _________% of the F2 yellow seeds had the same genotype as the F1 seeds. (Round off to a whole number--no decimals.)
- 15.In one of Mendel's dihybrid crosses, _________/16 of the F2 progeny showed the recessive phenotype for both traits. (Write the numerator of this fraction.)
- 16.In one of Mendel's dihybrid crosses, _________/16 of the F2 progeny were heterozygous for both genes. (Write the numerator of this fraction.)
- 17.In one of Mendel's dihybrid crosses, _________/16 of the F2 progeny showed the dominant phenotype for both traits. (Write the numerator of this fraction.)
- 18.In Mendel's dihybrid cross: yellow; smooth x green; wrinkled, _________/9 of the F2 yellow/smooth progeny were heterozygous for just one gene (either one). (Write the numerator of this fraction.)
- 19.In Mendel's dihybrid cross: yellow; smooth x green; wrinkled, _________/9 of the F2 yellow/smooth progeny were homozygous for both genes. (Write the numerator of this fraction.)
- 20.In Mendel's dihybrid cross: yellow; smooth x green; wrinkled, _________/9 of the F2 yellow/smooth progeny were heterozygous for both genes. (Write the numerator of this fraction.)
- 21.Mendel's conclusion that alleles separate and enter different gametes is his Law of:
- A.
Dominance.
- B.
Segregation.
- C.
Independent Assortment
- D.
Linkage
- E.
Supply and Demand.
- 22.Mendel's conclusion that, during gamete formation, the separation of one pair of alleles does not influence the separation of another pair of alleles is his Law of:
- A.
Dominance
- B.
Segregation
- C.
Independent Assortment
- D.
Linkage
- E.
Diminishing Returns
- 23.The fact that the four types of gametes each parent makes in a dihybrid cross occur in equal proportion is a consequence of Mendel's Law of:
- A.
Dominance
- B.
Segregation
- C.
Independent Assortment
- D.
Linkage
- E.
Gravity
- 24.Mendel's work was discovered (after Mendel's death) in 1900 by the three scientists. Name one of them: _________. (Last name only.)
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