TLS Online TPP Program

#Question id: 18659


Which of the following is true about for the fundamental of IEF

#Unit 13. Methods in Biology
  1. smallest protein will be present on uppermost part
  2. each protein molecule will show same degree movement at a same pI under an electric field
  3. each protein molecule will stop movement at a same pI under an electric field
  4. individual protein molecule to stop movement at a certain pI under an electric field
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TLS Online TPP Program

#Question id: 3601

#Unit 8. Inheritance Biology

In cucumbers, dull fruit (D) is dominant over glossy fruit (d), orange fruit (R) is dominant over cream fruit (r), and bitter cotyledons (B) are dominant over non-bitter cotyledons (b). The three characters are encoded by genes located on different pairs of chromosomes. A plant homozygous for dull, orange fruit and bitter cotyledons is crossed with a plant that has glossy, cream fruit and nonbitter cotyledons. The F1 are intercrossed to produce the F2. What will be expected proportions progeny with Dull, Orange and non-bitter?

TLS Online TPP Program

#Question id: 3602

#Unit 8. Inheritance Biology

Mendel crossed Yellow, round and tall pea plants ( YYRRTT) with green, wrinkle and dwarf ones ( yyrrtt). The F1 plants were all yellow, round tall. These F1 plants were cross with YyrrTT. Which of the following proportional of phenotype in progeny?

TLS Online TPP Program

#Question id: 3603

#Unit 8. Inheritance Biology

Blue follower is dominant over white flower and long pollen is dominant over short pollen. A plant with Blue flower and short pollen was cross with white flower and long pollen. Their progeny, ½ had a blue flower with long pollen and another ½ had a white flower with long pollen was allowed to intercross. Which of the following observation is correct among these progeny when independently assort?

TLS Online TPP Program

#Question id: 3604

#Unit 8. Inheritance Biology

Genes A, B and C. control three phenotypes which assort independently; A plant with the genotype aaBbCc were cross with AabbCc. What is the probability for progeny which show the dominant phenotype for AT LEAST ONE of the phenotypes controlled by genes A, B and C?

TLS Online TPP Program

#Question id: 3605

#Unit 8. Inheritance Biology

Male Plant blue flower with long pollen was crossed with female plant white flower with long pollen. Analysis of progeny of this cross showed that 50% of the progeny was red with long pollen while the remaining 50% of the progeny was white with long pollen. Which one of the following statements is a possible explanation of the above results?

TLS Online TPP Program

#Question id: 3606

#Unit 8. Inheritance Biology

Genes A, B and C. control three phenotypes which assort independently; A plant with the genotype Aa Bb Cc is selfed. What is the probability for progeny which show the heterozygocity for AT LEAST ONE locus?