If the twisting of the DNA is in the same direction as that of the double helix, that is the helix is twisted up before closure, this form of super coiling is known as;

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#Question id: 4320

#SCPH28 | Zoology

Forms of the Ras protein found in tumors usually cause which of the following events to occur?

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#Question id: 14144

#SCPH01 Biochemistry

Gaps are added to the alignment because it ______

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#Question id: 19455

#SCPH01 Biochemistry

Resolution is improved by using 

1. Shorter wavelengths of light 

2. Gathering less light

3. Gathering more light

4. Longer wavelengths of light 

Choose the option with all incorrect statements?

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#Question id: 18706

#SCPH01 Biochemistry

Sources of thermostable DNA polymerases with proofreading (3′–5′ exonuclease) activity are given match them correctly

DNA polymerase                          Source

a. Tma                                      i. Thermotoga maritima

b. Deep vent tm                      ii. Pyrococcus furiosus

c. Tli                                      iii. Thermococcus litoralis

d. Pfu                                      iv.  Pyrococcus sp

e. Pwo                                      v. Pyrococcus woesi

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#Question id: 11757

#SCPH28 | Zoology

Which of the following tends to decrease potassium secretion by the cortical collecting tubule?