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TLS Online TPP Program

#Question id: 27250

DNA exists in a double-stranded form whereas RNA is mainly a single stranded molecule. What is the likely reason for DNA being double stranded?

#XL - T Zoology
  1. RNA strands cannot form base pairs

  2. Double stranded DNA is a more stable structure

  3. DNA cannot exist in the single stranded form
  4.  It is easier to replicate double stranded DNA than single stranded RNA
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TLS Online TPP Program

#Question id: 10772

#XL - T Zoology

In an experiment plant RR round genotype have 100 seeds. In F1 generation 70 seeds are round and 30 seeds are wrinkled. So what will be
the penetrance value for round seeds?
TLS Online TPP Program

#Question id: 20188

#XL - P Chemistry

In a hydrogen atom, if the energy of an electron in the ground state is 13ยท6 eV, then that in the 2nd excited state is
TLS Online TPP Program

#Question id: 2364

#XL - Q Biochemistry

An enzyme's specificity is caused by the ______ of the active site.
TLS Online TPP Program

#Question id: 11590

#XL - R Botany

Seed germination may require gibberellins for one of several possible steps:
TLS Online TPP Program

#Question id: 9264

#XL - S Microbiology

In a comparison of birds and mammals, the condition of having four limbs is