Practice Questions

TLS Online TPP Program

#Question id: 2609

trp Operon structures involves,

#SCPH28 | Zoology

Five structural enzymes, under the control of promoter, followed by leader frame
Five structural enzymes, followed by leader frame
Promoter region, followed by leader frame with five structural genes
tryptophan synthetase beta followed by leader frame

More Questions

TLS Online TPP Program

#Question id: 251

#SCPH12 I Genetics

The rise and pitch of B-DNA are 0.33 nm and 3.40 nm, respectively. About how many helical turns are there in a fragment 1 mm in length?

TLS Online TPP Program

#Question id: 252

#SCPH12 I Genetics

Regions of DNA that are most easily unwound have

TLS Online TPP Program

#Question id: 253

#SCPH12 I Genetics

Which is not true of the different conformations of DNA?

TLS Online TPP Program

#Question id: 254

#SCPH12 I Genetics

In addition to knowing the chemical structures of the nucleotides, Watson and Crick used ________ of Franklin and Wilkins and the chemical equivalencies of Chargaff in order to propose their model of DNA structure.

TLS Online TPP Program

#Question id: 255

#SCPH12 I Genetics

In proteins, amino acids are linked by peptide bonds; in polynucleotides, nucleotides are linked by

TLS Online TPP Program

#Question id: 256

#SCPH12 I Genetics

The tetranucleotide AGTC (in DNA) has a free hydroxyl group on