TLS Online TPP Program

#Question id: 9223


Managing southeastern forests specifically for the red-cockaded woodpecker ________.

#SCPH06 I Botany
  1. required periodic forest burning to reduce the growth of a dense understory of trees and shrubs

  2. contributed to greater abundance and diversity of other forest plant species
  3. required the construction of nest boxes in the forest to promote successful nesting
  4. focused on the removal of standing dead longleaf pine to promote growth of young longleaf pine

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TLS Online TPP Program

#Question id: 1565

#SCPH05 I Biotechnology

Which of the following are symptoms of inflammation that might appear in such art?

TLS Online TPP Program

#Question id: 3279

#SCPH06 I Botany

Which two of the following have operated to increase divergence between mosquito fish populations on island?

a. improved gene flow

b. bottleneck effect

c. sexual selection

d. founder effect

e. natural selection

TLS Online TPP Program

#Question id: 12930

#SCPH28 | Zoology

Name the library that represents only the mRNA from a particular cell or tissue at a specific point in time 

TLS Online TPP Program

#Question id: 13090

#SCPH06 I Botany

To express a yeast gene in E. coli, your task is to design a strategy to insert the yeast gene into the bacterial plasmid. Below is a map of the area of the yeast genome surrounding the gene in which you are interested.

 
The distance between each tick mark placed on the line above is 100 bases in length
Below are the enzymes you can use, with their specific cut sites shown 5’-XXXXXX-3’ 3’-XXXXXX-5’

 
The plasmid is 5,000 bases long and the two farthest restriction enzyme sites are 200 bases apart. The plasmid has an ampicillin resistance gene somewhere on the plasmid distal from the restriction cut sites.
                              
You do the digestion of the insert and the vector and then ligate the two digestions together. You then transform the ligation into bacteria and select for ampicillin resistance. You get three colonies on your transformation plate. You isolate plasmid from each one and cut each plasmid with the enzyme XbaI. You then run your three digestions on an agarose gel and see the following patterns of bands. Describe what each plasmid actually was that was contained in each of the three colonies.
 
What is the Colony 3’s plasmid is;

TLS Online TPP Program

#Question id: 1741

#SCPH05 I Biotechnology

B-cells as distinct from T-cells: