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TLS Online TPP Program

#Question id: 11377

Which one of the following statements is correct?


#Unit 10. Ecological Principles
  1. Island A is likely to have higher extinction and lower colonization rates than Island B.
  2. Island B is likely to have higher extinction and lower colonization rates than Island C.
  3. Island E is likely to have lower extinction rates and higher colonization rates than Island C.
  4. Islands A and E are likely to have equal rates of extinction and colonization
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TLS Online TPP Program

#Question id: 3628

#Unit 8. Inheritance Biology

Two mutant plants, both bearing white flowers, were crossed. All F1 plants had red colored flowers. Which one of the following conclusions is correct?
TLS Online TPP Program

#Question id: 3629

#Unit 8. Inheritance Biology

Complementation test for four different mutant phenotype 1, 2 , 3 and  4 were allowed and detect phenotype given table

Pair of mutant                                         phenotype

1 & 4                                                         wild                             

1 & 3                                                         wild

2 & 3                                                         wild  

2 & 4                                                         mutant

What are number of citron that four mutant were belong
TLS Online TPP Program

#Question id: 3634

#Unit 8. Inheritance Biology

In the pearl millet plant, color is determined by three alleles at a single locus: Rp1 (red), Rp2 (purple), and Rp3 (green). Red is dominant over purple and green, and purple is dominant over green (Rp1 >Rp2 >Rp3). Which of the following parental cross would produce ½ had red, ¼ purple, ¼ green?
TLS Online TPP Program

#Question id: 3630

#Unit 8. Inheritance Biology

In the pearl-millet plant, color is determined by three alleles at a single locus: Rp1 (red), Rp2 (purple), and rp (green). Red is dominant over purple and green, and purple is dominant over green (Rp1 > Rp2 > rp). What will be expected phenotypes and ratios of offspring produced by the Rp1/rp × Rp2/rp crosses?
TLS Online TPP Program

#Question id: 15011

#Unit 8. Inheritance Biology

Which of the following statements about a lethal allele is NOT correct?
TLS Online TPP Program

#Question id: 15009

#Unit 8. Inheritance Biology

A mutation in which most of the protein coding sequence of the gene is removed is most likely to be which type of allele?