TLS Online TPP Program

#Question id: 12581


Which of the following causes an increase in the intensity of UV radiation reaching the Earth? 

#Part-B Specialized Branches in Biotechnology
  1. Depletion of atmospheric ozone 
  2. Turnover
  3. Biological magnification 
  4. Greenhouse effect
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TLS Online TPP Program

#Question id: 4813

#Part-A Aptitude & General Biotechnology

You perform the three different two-factor crosses (Cross 1: XY and xy, Cross 2: YZ and yz, and Cross 3: XZ and xz). Assume all crosses are between diploid flies homozygous for the alleles of these genes. You observe 7% recombinants in the first cross, 20% recombinants in the second cross, and 13% recombinants in the third cross. if cross between XyZ and xYz leads to which of the followining recombinant with double cross over .

TLS Online TPP Program

#Question id: 4900

#Part-A Aptitude & General Biotechnology

The chlorophyll-deficient types occur in a particular plant species due to a mutation in the DNA of the chloroplast itself, Female cytoplasm chlorophyll-deficient organisms crossed with male normal chlorophyll will produce progeny

TLS Online TPP Program

#Question id: 4901

#Part-A Aptitude & General Biotechnology

Assume that the alleles A (dominant) and a (recessive) show a maternal effect mode of inheritance. In a cross between an Aa female and an aa male, what would be the phenotypes of the progeny?

TLS Online TPP Program

#Question id: 4902

#Part-A Aptitude & General Biotechnology

Leber hereditary optic neuropathy (LHON) is mitochondrial diseases present in family. Which of the following observation is correct?

TLS Online TPP Program

#Question id: 4903

#Part-A Aptitude & General Biotechnology

 In genetic maternal effect

TLS Online TPP Program

#Question id: 4904

#Part-A Aptitude & General Biotechnology

Which one of the following statements is INCORRECT regards cytoplasmic inheritance?