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TLS Online TPP Program

#Question id: 734

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

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. Glycine tripeptide will have relatively larger allowed area on the Ramachandran plot.

  2. Proline tripeptide will have relatively larger allowed area on the Ramachandran plot.

  3. Both the tripeptides will fall primarily in the disallowed regions of the Ramachandran plot.

  4. Both the tripeptides will fall primarily in the overlapping allowed regions of the Ramachandran plot.

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TLS Online TPP Program

#Question id: 15368

#Unit 4. Cell Communication and Cell Signaling

Recent evidence from humans and mice has strongly implicated the SNF5 gene in cancer. The SNF5 protein is a core member of the;
TLS Online TPP Program

#Question id: 15369

#Unit 4. Cell Communication and Cell Signaling

Changes in DNA methylation, as well as changes in the activity of histone-modifying enzymes or chromatin-remodeling complexes, are major drivers of tumorigenesis,
a. Hypermethylation of CpG dinucleotides of TSG gene causes cancer.
b. Hypomethylation of CpG dinucleotides of proto-oncogenes causes cancer.
c. SWI/SNF plays a role in repressing the expression of E2F genes.
d. Gain of SWI/SNF function, just like loss of Rb function.
Which of the statements are INCORRECT;
TLS Online TPP Program

#Question id: 15376

#Unit 13. Methods in Biology

If a protein made up of three subunit α2βγ (Mr. of α = 25000, β = 50000, γ = 75000) which of the following correctly representing SDS and Native (buffer) gel
TLS Online TPP Program

#Question id: 15378

#Unit 8. Inheritance Biology

You find a pink geranium in your flowerbed of red geraniums. Seeds from self fertilization of this plant produce ¼ red plants, ½ pink plants, and ¼ white plants. When considering the visible phenotype, which explanation is most likely?
TLS Online TPP Program

#Question id: 15379

#Unit 8. Inheritance Biology

What are the possible offspring from a type A mother and a type AB father?
TLS Online TPP Program

#Question id: 15380

#Unit 8. Inheritance Biology

In soybeans, resistance to sudden death syndrome (SDS) is inherited as a dominant condition. In some cases, individuals that are not resistant to SDS (but whose parents were) can pass the trait on to their progeny. This is an example of which of the following?