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TLS Online TPP Program

#Question id: 181

Titration of valine by a strong base, for example NaOH, reveals two pK’s. The titration reaction occurring at pK2 (pK2 = 9.62) is:

#Section 2: General Biology

  1. —COOH + OH-  -> —COO- + H2O.

  2. —COOH + —NH2 -> —COO- + —NH2+.

  3.  —COO- + —NH2+ -> —COOH + —NH2.

  4. —NH3+ + OH-  -> —NH2 + H2O.

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TLS Online TPP Program

#Question id: 2997

#Section 2: General Biology

Composed of population of cell that at the same stage of their cell cycle
TLS Online TPP Program

#Question id: 2998

#Section 2: General Biology

Which of the following statement are correct?
TLS Online TPP Program

#Question id: 2999

#Section 2: General Biology

Agar is superior to gelatin as a solidifying agent because agar
TLS Online TPP Program

#Question id: 3000

#Section 2: General Biology

Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?
TLS Online TPP Program

#Question id: 3001

#Section 2: General Biology

Which of the following participate in heat resistance of endospore?
TLS Online TPP Program

#Question id: 3002

#Section 2: General Biology

Cells are most sensitive to penicillin during which phase of the growth curve?