________ describes the present state of affairs as it exists without having any control over variables.

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#Question id: 5134

#SCPH01 Biochemistry

Match the following cleavage patterns with the species in which they occur.

        Species                                           Cleavage Pattern

      A. Flatworm                                       i. Meroblastic discoidal

      B. Frog                                               ii. Meroblastic superficial

      C. Birds                                              iii. Holoblastic displaced radial

      D. Insect                                              iv. Holoblastic spiral

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#Question id: 15535

#SCPH05 I Biotechnology

The scoring function for multiple sequence alignment is based on____

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#Question id: 13052

#SCPH05 I Biotechnology

What would be the effect on the PCR reaction if any of the following circumstances arose: 1) there are no primers in the reaction, 2) there are no dNTPs in the reaction, 3) there is no Taq polymerase in the reaction?

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#Question id: 27194

#SCPH05 I Biotechnology

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : 

(1)The time required for completing 87.5% of the reaction.

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#Question id: 4912

#SCPH12 I Genetics

Correns described that the inheritance of variegated color on the leaves of certain plants was determined by the maternal parent only. What phenomenon does this describe?