DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DDT is largely useless against many insects. Which of these would have prevented this evolution of DDT resistance in insect pests?

TLS Online TPP Program

#Question id: 12918

#XL - S Microbiology

Name the enzyme which helps in the DNA synthesis in the PCR.

TLS Online TPP Program

#Question id: 1606

#XL - S Microbiology

transporter associated with antigen processing(TAP) is ,

TLS Online TPP Program

#Question id: 3793

#XL - Q Biochemistry

A replicating prokaryotic chromosome has _________ replication forks, and a replicating eukaryotic chromosome has ___________.

TLS Online TPP Program

#Question id: 12912

#XL - S Microbiology

Name the enzyme which separates the double-helical DNA into single strands.

TLS Online TPP Program

#Question id: 4941

#XL - T Zoology

Which of the factors below weaken the hypothesis of abiotic synthesis of organic monomers in early Earthʹs atmosphere?

1.  the relatively short time between intense meteor bombardment and appearance of the first life forms

2.  the lack of experimental evidence that organic monomers can form by abiotic synthesis

3.  Uncertainty about which gases comprised early Earthʹs atmosphere