Practice Questions

TLS Online TPP Program

#Question id: 146

The pH inside cells is normally near pH 7. At pH 7 which statement is true about the charges (ionization state) of the α-Carboxyl and α-Amino groups of an amino acid?

#Unit 1. Molecules and their Interaction Relevant to Biology

The α-Carboxyl group is 1- and the α-Amino group is 1+.
The α-Carboxyl group is 1+ and the α-Amino group is 1-.
The α-Carboxyl group is 1- and the α-Amino group is uncharged.
Both groups are uncharged (not ionized) at pH 7.

More Questions

TLS Online TPP Program

#Question id: 21262

#Unit 12. Applied Biology

A constitutive promoter derived from the cauliflower mosaic virus is__

TLS Online TPP Program

#Question id: 21263

#Unit 12. Applied Biology

which one of the following is the first edible transgenic variety to reach market?

TLS Online TPP Program

#Question id: 21269

#Unit 12. Applied Biology

Which one of the following is a biomarker for heart failure?

TLS Online TPP Program

#Question id: 21270

#Unit 12. Applied Biology

Which one of the following materials is a biomaterial?

Carbon nanotubes

Which of the following are correct?

TLS Online TPP Program

#Question id: 21271

#Unit 12. Applied Biology

Which one of the following is a detection device or transducer?

TLS Online TPP Program

#Question id: 21272

#Unit 12. Applied Biology

The acoustic wave biosensors are type of _____________ based sensors?