What are the seven pairs of contrasting characters selected by Mendel for conducting crosses?

What are the seven pairs of contrasting characters selected by Mendel for conducting crosses?
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How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments? (a) Eight (b) Seven (c) Five (d) Six

Description : How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments? (a) Eight (b) Seven (c) Five (d) Six

Last Answer : b) flower position

The contrasting pairs of factors in Mendelian crosses are called (a) multiple alleles (b) allelomorphs (c) alloloci (d) paramorphs.

Description : The contrasting pairs of factors in Mendelian crosses are called (a) multiple alleles (b) allelomorphs (c) alloloci (d) paramorphs.

Last Answer : b) allelomorphs

How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits? (a) 4 (b) 2 (c) 14 (d) 8

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Last Answer : (c) 14

How did Mendel obtain pure or true breeding varieties of the contrasting forms of pea plants?

Description : How did Mendel obtain pure or true breeding varieties of the contrasting forms of pea plants?

Last Answer : Mendel obtained pure or true breeding varieties of pea plants by allowing them to self pollinate for several generations.

The genes controlling the seven pea characters studied by Mendel are now known to be located on how many different chromosomes? (a) Seven (b) Six (c) Five (d) Four

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Mendel studied inheritance of seven pairs of traits in pea which can have 21 possible combinations. If you are told that in one of these combinations, independent assortment is not observed in later studies, your reaction will be (a) independent assortment principle may be wrong (b) Mendel might not have studied all the combinations (c) it is impossible (d) later studies may be wrong.

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Last Answer : (b) Mendel might not have studied all the combinations

What phenotypic and genotypic ratios are expected in F2 generation when monohybrid and dihybrid crosses are made?

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Explain the law of segregation and law of independent assortment proposed by Mendel

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Mendal works on the 7 contrasting characters of crop

Description : Mendal works on the 7 contrasting characters of crop

Last Answer : Ans. Garden pea

A pair of contrasting characters controlling the same trait is called - (1) factors (2) loci (3) allele (4) lineage

Description : A pair of contrasting characters controlling the same trait is called - (1) factors (2) loci (3) allele (4) lineage

Last Answer : (3) allele Explanation: An allele is one of a pair of genes that appear at a particular location on a particular chromosome and control the same characteristic, such as blood type or ... individual is called a homozygote; when the two alleles are different, the individual is a heterozygote.

A pair of contrasting characters controlling the same trait is called (1) factors (2) loci (3) allele (4) lineage

Description : A pair of contrasting characters controlling the same trait is called (1) factors (2) loci (3) allele (4) lineage

Last Answer : allele

Which one of the following characters is not typical of the Class Mammalia? (a) Thecodont dentition (b) Alveolar lungs (c) Ten pairs of cranial nerves (d) Seven cervical vertebrae

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Mention the reasons as to why Mendel selected pea plants for his experiments.

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The specific characters of C4 plant is: (a) Bulliform cells (b) Kranz anatomy (c) Parallel venation (d) Isobilateral leaf

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Name the special inflorescence which has a single flower and many male flowers. What are its cymose characters?

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Write the characters of Gynoecium in Solanaceae.

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Who recognized the importance of floral characters in Taxonomy? Why are floral characters more useful than vegetative characters in classification?

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Which of the following pairs are correctly matched? (1) Fertile spike —Ophioglossum (2) Sporangiophore—Equisetum (3) Synangium—Psilotum (4) Apophysis—Spirogyra

Description : Which of the following pairs are correctly matched? (1) Fertile spike —Ophioglossum (2) Sporangiophore—Equisetum (3) Synangium—Psilotum (4) Apophysis—Spirogyra

Last Answer : Ans. ((a))

Which of the following pairs are correctly matched? (1) 700 nm—Photosystem-I (2) 650 nm—Photosystem-II (3) 690 nm—Photosystem-II (4) 620 nm—Phycocyanin

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If Mendel had studied the seven traits using a plant with 12 chromosomes instead of 14, in what way would his interpretation have been different? (a) He would not have discovered the law of independent assortment. (b) He would have discovered sex linkage. (c) He could have mapped the chromosome. (d) He would have discovered blending or incomplete dominance.

Description : If Mendel had studied the seven traits using a plant with 12 chromosomes instead of 14, in what way would his interpretation have been different? (a) He would not have discovered the law of ... c) He could have mapped the chromosome. (d) He would have discovered blending or incomplete dominance.

Last Answer : He would not have discovered the law of

Johann Gregor Mendel is famous for propounding - (1) Theory of mutation (2) Laws of heredity (3) Cell theory (4) Theory of acquired characters

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Last Answer : (2) Laws of heredity Explanation: The Laws of Heredity are few; their implications for life are vast. The simplest genetic characteristics are those whose presence depends on the genotype ... about the way certain characteristics are transmitted from one generation to another in an organism.

The theory of inheritance of acquired characters was propounded by - (1) Charles Darwin (2) Gregor Mendel (3) J. B. Lamarck (4) Weismann

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Last Answer : (3) J. B. Lamarck Explanation: Lamarckism (or Lamarckian inheritance) is the hypothesis that an organism can pass on characteristics that it has acquired through use or disuse during its lifetime to its offspring.

Among the following characters, which one was not considered by Mendel in his experiments on pea? (a) Trichomes-Glandular or non-glandular (b) Seed-Green or yellow (c) Pod-Inflated or constricted (d) Stem-Tall or dwarf

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Last Answer : a) Trichomes-Glandular or non-glandular

The theory of inheritance of acquired characters are proposed by a. J.B. Lamarck b. Charles Darwin c. Gregor Mendel d. Hugo De vries

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Among the following characters, which one was not considered by Mendel in his experiments on pea ? (1) Trichomes — Glandular or non-glandular (2) Seed — Green or Yellow (3) Pod — Inflated or Constricted (4) Stem - Tall or Dwarf

Description : Among the following characters, which one was not considered by Mendel in his experiments on pea ? (1) Trichomes — Glandular or non-glandular (2) Seed — Green or Yellow (3) Pod — Inflated or Constricted (4) Stem - Tall or Dwarf

Last Answer : (1) Trichomes — Glandular or non-glandular

Johann Gregor Mendel is famous for propounding (1) Theory of mutation (2) Laws of heredity (3) Cell theory (4) Theory of acquired characters

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