TLS Online TPP Program

#Question id: 3869


Which one of the following statements about E. coli RNA polymerase (core enzyme) is false?

#SCPH05 I Biotechnology
  1. It can start new chains de novo or elongate old ones.

  2. It has no catalytic activity unless the sigma factor is bound.

  3. It uses nucleoside 5'-triphosphates as substrates.

  4. Its activity is blocked by rifampicin.

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TLS Online TPP Program

#Question id: 4732

#SCPH06 I Botany

What is F2 phenotype ratio observed when a homozygous recessive mutation in either or both of two different genes results in the same mutant phenotype?

TLS Online TPP Program

#Question id: 4732

#SCPH12 I Genetics

What is F2 phenotype ratio observed when a homozygous recessive mutation in either or both of two different genes results in the same mutant phenotype?

TLS Online TPP Program

#Question id: 4732

#SCPH28 | Zoology

What is F2 phenotype ratio observed when a homozygous recessive mutation in either or both of two different genes results in the same mutant phenotype?

TLS Online TPP Program

#Question id: 4733

#SCPH01 Biochemistry

If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to

TLS Online TPP Program

#Question id: 4733

#SCPH06 I Botany

If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to

TLS Online TPP Program

#Question id: 4733

#SCPH12 I Genetics

If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to