The last common ancestor of all animals was probably a

TLS Online TPP Program

#Question id: 5239

#SCPH06 I Botany

Which of the following statements is not true for Hfr strains of E. coli ?

TLS Online TPP Program

#Question id: 13069

#SCPH01 Biochemistry

A negative agglutination test may NOT indicate the

TLS Online TPP Program

#Question id: 15213

#SCPH01 Biochemistry

In SDS PAGE chloride ions and glycinate ions are used to create

TLS Online TPP Program

#Question id: 19201

#SCPH06 I Botany

Biocatalytic reactions that can be assayed by ion-selective electrode biosensors could be

1. Conversion of urea into ammonium ions

2. Lipid breakdown into fatty acids and hydrogen ions

3. Conversion of glucose into gluconic acid

4. Glucose breakdown into acetyl coA

Which of the above statements are incorrect?

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#Question id: 800

#SCPH05 I Biotechnology

Following table lists the two major forms of DNA duplexes, conformation of base attached to the sugar and the nature of major and minor grooves.

DNA duplex	Properties
(A)  A form	(i) Syn conformation of the base to sugar
(B)  B form	(ii) Anti conformation of the base to sugar
	(iii) Wide major groove
	(iv) Narrow major groove
	(v) Wide minor groove
	(vi) Narrow minor groove
	(vii) C-3’ endo sugar puckering
	(viii) C-2’ endo sugar puckering