TLS Online TPP Program

#Question id: 2286


Bacterial flagella propel the cell by using

#SCPH05 I Biotechnology
  1. a whipping-like motion

  2. two flagella that move in opposite directions, like a flutter kick

  3. a rotating motion

  4. a flicking motion

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TLS Online TPP Program

#Question id: 16133

#SCPH06 I Botany

You are running a human assisted reproduction clinic and providing state-of-the-art genetic diagnostic services. A married couple who already had a child with cystic fibrosis approach you because they wish to have another child, but only if they can be assured that the child will not have cystic fibrosis. You genotype the woman and discover that she is a heterozygote for Del508, the most common mutation causing cystic fibrosis. You suggest that the couple consider first polar body testing, in which several unfertilized oocytes (each with its first polar body) are retrieved from the woman, the first polar bodies are removed, and PCR tests are conducted on DNA from each of the first polar bodies. The couple agrees, and you obtain the following results:

 
Given the couple's desire to have a child without cystic fibrosis, which oocytes would you employ in vitro fertilization?

TLS Online TPP Program

#Question id: 16476

#SCPH28 | Zoology

Which type of cultures can be used for cells which do not have cell to cell communication

TLS Online TPP Program

#Question id: 5091

#SCPH28 | Zoology

In all vertebrate animals, development requires ________.

TLS Online TPP Program

#Question id: 4585

#SCPH28 | Zoology

The cow Bos primigenius (which is bred for meat and milk) has a smaller brain and larger eyes than closely related wild species of ungulates. These traits most likely arose by ________.

TLS Online TPP Program

#Question id: 13077

#SCPH01 Biochemistry

The DNA probes for RFLP may NOT be obtained from