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TLS Online TPP Program

#Question id: 1091

Why does testosterone, a lipid-soluble signaling molecule that crosses the membranes of all cells, affect only target cells?

#SCPH01 Biochemistry

  1. Only target cells retain the appropriate genes regulated by testosterone.

  2. Intracellular receptors for testosterone are present only in target cells.

  3. Only target cells possess the cytosolic enzymes that transduce the signal from testosterone to adenylyl cyclase.

  4. Only in target cells is testosterone able to initiate the phosphorylation cascade leading to activated transcription factor.

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TLS Online TPP Program

#Question id: 19347

#SCPH28 | Zoology

Bcp1 is which type of promoter
1. Tapetum specific
2. Microspore specifc
3. Leaf specific
4. Senescence specific
Which among the following is correct combination?
TLS Online TPP Program

#Question id: 19847

#SCPH05 I Biotechnology

The cooling in refrigerator is due to
TLS Online TPP Program

#Question id: 15915

#SCPH05 I Biotechnology

Culture freshly prepared from isolated tissue is known as _____ 
TLS Online TPP Program

#Question id: 766

#SCPH28 | Zoology

With respect to microRNAs, which, if any, of the following statements, is true?
TLS Online TPP Program

#Question id: 5079

#I Life Science/ Life Sciences Group – I-V

The pattern of embryonic development in which only the cells lacking yolk subsequently undergo cleavage is called: