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TLS Online TPP Program

#Question id: 13108

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 
You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.

 
 Why is it that some people show three bands?

#SCPH06 I Botany
  1. The more repeats you have, the longer your DNA fragment is, and longer DNA fragments migrate more slowly in gels.
  2. They are heterozygotes at this region.
  3. They are homozygotes at this region.
  4. They are heterozygotes, and possess one allele that can be cut and one allele that cannot be cut.
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TLS Online TPP Program

#Question id: 27185

#SCPH05 I Biotechnology

The reaction rate is defined as the rate at which the concentration of the reactants___with time or the concentration of products ___ with time.
TLS Online TPP Program

#Question id: 4571

#SCPH05 I Biotechnology

Evolutionary trees such as this are properly understood by scientists to be
TLS Online TPP Program

#Question id: 1769

#SCPH05 I Biotechnology

Which one of the antibody have multiple subtype?
TLS Online TPP Program

#Question id: 945

#SCPH05 I Biotechnology

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.
TLS Online TPP Program

#Question id: 13045

#SCPH01 Biochemistry

Maxam Gilbert DNA sequencing causes cleavage of DNA based on: