Blue follower is dominant over white flower and long pollen is dominant over short pollen. A plant with Blue flower and short pollen was cross with white flower and long pollen. All F1 offspring display blue flower and long pollen. What is the percent of F2 progeny showing blue flower and long pollen?

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#Question id: 12910

#Unit 13. Methods in Biology

Match the following:

A. RNA analysis               i. Sexing or cell mutation sites               a. Expressed Sequence tag

B. Forensic science           ii. mRNA analysis                                     b.  Analysis of DNA from blood

C. Gene discovery              iii. DNA profiling                                       c. Active latent viral infections

D. Single-cell analysis     iv.  RT–PCR                                             d. Sex determination of unborn

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#Question id: 12911

#Unit 13. Methods in Biology

Match the following:

A. DNA polymerases              i. Alkaline phosphatase        a.RNA-dependent DNA polymerase, used in cDNA synthesis

B. Reverse transcriptase        ii. T4 DNA ligase                    b. Thermostable DNA polymerase used in PCR

C. Ligases                                 iii.  AMV-RT                            c. Removes 5′-phosphates from DNA and RNA

D. Phosphatases                     iv. Taq DNA pol                      d. Links 5′-phosphate and 3′-hydroxyl ends via phosphodiester bond

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#Question id: 12912

#Unit 13. Methods in Biology

Name the enzyme which separates the double-helical DNA into single strands.

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#Question id: 12913

#Unit 13. Methods in Biology

________  involves the size analysis of restriction fragments produced by several restriction enzymes individually and in combination. 

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#Question id: 12914

#Unit 13. Methods in Biology

 In Electrophoresis of DNA the gel is first soaked in the alkali then it is transferred to the membrane so that the ________

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#Question id: 12915

#Unit 13. Methods in Biology

Which of the following statement is not correct about PCR.