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TLS Online TPP Program

#Question id: 5736

Two zygote in which one A is 44+XYY and another B is 44+XXX karyotype is best described by

#Unit 8. Inheritance Biology

  1. Non disjunction in anaphase II of spermatogenesis for A zygote while non disjunction both anaphase I and II for B zygote 

  2. Non disjunction in anaphase II of spermatogenesis for A zygote while non disjunction either anaphase I or II for B zygote 

  3. Non disjunction in anaphase II of oogenesis for A zygote while non disjunction either anaphase I or II for B zygote 

  4. Non disjunction in anaphase I of spermatogenesis for A zygote while non disjunction either anaphase I or II for B zygote 

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TLS Online TPP Program

#Question id: 23243

#Unit 13. Methods in Biology

In Maxam gilbert DNA sequencing autoradiogram is used for band visualization. What modification leads to band visualization?
TLS Online TPP Program

#Question id: 9155

#Unit 9. Diversity of Life Forms

The success of plants extending their range northward following glacial retreat is primarily determined by ________.
TLS Online TPP Program

#Question id: 1389

#Unit 4. Cell Communication and Cell Signaling

 Why has C. elegans proven to be a useful model for understanding apoptosis?
TLS Online TPP Program

#Question id: 425

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is usually the slowest way to regulate a reaction in a metabolic pathway?
TLS Online TPP Program

#Question id: 1398

#Unit 4. Cell Communication and Cell Signaling

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule