TLS Online TPP Program

#Question id: 4929


Maternal inheritance of coiling of shell in snail (limnaea peregra) is well established. The dextral coiling depends on dominant allele D and sinistral coiling depends upon recessive allele d. A female F1 progeny of dextral(Dd) type is crossed with a male dextral (Dd). What will be the phenotype ratio in progeny?

#Unit 8. Inheritance Biology
  1. 3:1  

  2. 1:1          

  3. 1:3          

  4. 1

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TLS Online TPP Program

#Question id: 10271

#Unit 8. Inheritance Biology

In cats, black coat color is dominant over gray. A female black cat whose mother is gray mates with a black male whose father is gray . If this female has a litter of 5 kittens, what is the probability that three will be black?

TLS Online TPP Program

#Question id: 4900

#Unit 8. Inheritance Biology

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: 734

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following statements is true for two different tripeptides consisting of either glycine or proline?

TLS Online TPP Program

#Question id: 27075

#Unit 1. Molecules and their Interaction Relevant to Biology

As atom "A" approaches, the electrons of atom "B" will be attracted by the positive end of atom "A". As a result, the electrons of atom "B" will migrate to the left side and make the left side slightly negative. This phenomenon can be explained by 

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#Question id: 24164

#General Aptitude

Reality TV shows will have an adverse effect on traditional dramas and comedies. As reality TV increases in popularity, network executives will begin canceling more traditional programs and replacing them with the latest in reality TV.

This paragraph best supports the statement that