TLS Online TPP Program

#Question id: 3918


Which of the following is true, concerning rho?

#Unit 3. Fundamental Processes
  1. It is a heptameric protein with potent ATPase activity.

  2. It has an affinity for single-stranded DNA .

  3. It may function as an RNA-DNA helicase.

  4. None of the above

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TLS Online TPP Program

#Question id: 15296

#Unit 5. Developmental Biology

Match the following

Which one of the following is correct combination?

TLS Online TPP Program

#Question id: 23791

#Unit 7. System Physiology – Animal

What is the effect of Heteronymous hemianopia?

TLS Online TPP Program

#Question id: 18612

#Unit 13. Methods in Biology

A PCR product observed after 6 min. the product will be
a) 100% long product
b) 100% accurate product
c) 50% long product
d) 50% accurate product

TLS Online TPP Program

#Question id: 13131

#Unit 10. Ecological Principles

Biologists performed an experiment with flies to examine the effects of population size on the maintenance of genetic variation  and  on  egg-to-adult survival.  From  a  large  source  population, they  randomly  assigned  eggs  to  three experimental  populations  of  size  N,  equal  to  20,  60,  and0100.  For  later  generations,  they  collected  N  eggs  from each  population  and  moved  them  into  identical  vials  that  co0ntained  f2re0sh  me4d0ium.  Th6e0y  coun8te0d  the  number  of adult flies that emerged and used tissue samples from the adults for genetic analyses. Genetic variation was measured by  scoring  alleles  at  several  polymorphic  loci  and  expressed  as  the  average  number  of  alleles  at  those  loci.  The results are summarized in Figure 1 and Figure 2 below.


The numbers of adult flies that emerged from the three populations in the first generation are closest to which of the following?


TLS Online TPP Program

#Question id: 3790

#Unit 3. Fundamental Processes

Semiconservative replication of DNA means that: