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TLS Online TPP Program

#Question id: 18593

Some important events in the history of life on Earth are given below.
A. First dinosaurs appeared.
B. First reptiles appeared.
C. First insect fossils appeared.
D. First toothed birds appearance.
E. First wingless insect appeared.
F. Mammals like reptile arise
Match the above with the geological time periods and choose the correct combination,

#SCPH28 | Zoology
  1. A- Pennsylvanian,  B- Jurassic, C- Triassic,  D- Pennsylvanian,  E-Triassic, F- Silurian
  2. A- Triassic, B- Pennsylvanian, C- Pennsylvanian, D- Jurassic, E- Silurian, F-Triassic
  3. A- Triassic,  B- Jurassic, C- Triassic,  D- Pennsylvanian,  E- Jurassic, F- Silurian
  4. A- Pennsylvanian,  B- Jurassic, C- Triassic,  D- Silurian,  E-Cretaceous, F-Jurassic
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TLS Online TPP Program

#Question id: 3695

#SCPH28 | Zoology

DNA polymerase is highly processive and required for the elongation phase of DNA replication?
TLS Online TPP Program

#Question id: 2063

#SCPH05 I Biotechnology

In what way do the membranes of a eukaryotic cell vary?
TLS Online TPP Program

#Question id: 250

#SCPH12 I Genetics

 Much of the stability of the double-stranded DNA structure is the result of
TLS Online TPP Program

#Question id: 755

#I Life Science/ Life Sciences Group – I-V

Enzymes that regulate the process of supercoiling termed as;
TLS Online TPP Program

#Question id: 1113

#SCPH01 Biochemistry

Consider this pathway:

epinephrine → G protein-coupled receptor → G protein → adenylyl cyclase → cAMP

The second messenger in this pathway is: