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TLS Online TPP Program

#Question id: 13102

 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 and load each one into a separate well of an agarose gel, and then run the gel.
 

 Why is it that having more repeats leads to a band that is higher in the gel?

#SCPH01 Biochemistry
  1. Because they are homozygotes at this region
  2. The more repeats you have, the longer your DNA fragment is, and longer DNA fragments migrate more slowly in gels.
  3. Because they are heterozygotes at this region
  4. The less no. of repeats you have, the longer your DNA fragment is, and longer DNA fragments migrate more slowly in gels.
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TLS Online TPP Program

#Question id: 20025

#SCPH28 | Zoology

For the precipitation will require the antibody must be
TLS Online TPP Program

#Question id: 2925

#SCPH28 | Zoology

Mitotic cyclin levels in early Xenopus embryos are regulated by:
TLS Online TPP Program

#Question id: 478

#SCPH05 I Biotechnology

The steps of glycolysis between glyceraldehyde 3-phosphate and 3-phosphoglycerate involve all of the following except:
TLS Online TPP Program

#Question id: 655

#SCPH06 I Botany

A change from one conformation of a molecule to another involves ________.
TLS Online TPP Program

#Question id: 11966

#I Life Science/ Life Sciences Group – I-V

Stomach cells are moderately well adapted to the acidity and protein-digesting activities in the stomach by having ________.