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TLS Online TPP Program

#Question id: 4758

The allele l in human population is recessive lethal and x chromosome linked. If a female is heterozygous for l allele marries with normal male. What will be interpretation correct?

#8. Inheritance Biology

  1. Non of daughter carry l allele        

  2. all sons are not survive

  3. Half of the daughters are survive                     

  4. half of the sons are survive

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TLS Online TPP Program

#Question id: 4383

#3. Fundamental Processes

The mediator complex
TLS Online TPP Program

#Question id: 90

#1. Molecules and their Interaction Relevant to Biology

Pyranose rings are usually most stable when the ring adopts a ________ conformation with the bulkiest ring substituents in ________ positions.
TLS Online TPP Program

#Question id: 10249

#10. Ecological Principles

A niche is
TLS Online TPP Program

#Question id: 15608

#12. Applied Biology

Melanins are light-absorbing biopolymers useful as topical sunscreens, sunlight-protective coatings for plastics, etc. Which gene is used for producing melanin. 
TLS Online TPP Program

#Question id: 4963

#11. Evolution and Behavior

Which free-living cells were the earliest contributors to the formation of Earthʹs oxidizing atmosphere?