TLS Online TPP Program
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TLS Online TPP Program
#Question id: 3718
#Unit 3. Fundamental Processes
Enzymes that remain bound to their nascent chains through many polymerization steps are said to be ________.
TLS Online TPP Program
#Question id: 19103
#Unit 6. System Physiology – Plant
During infection, most bacteria remain in extracellular spaces and use a specialized mechanism, to deliver bacterial effector proteins into the plant cell that is
TLS Online TPP Program
#Question id: 13087
#Unit 13. Methods in Biology
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.
Which of the following restriction enzyme is the best choice for you use to design a way to get the insert into the vector?
TLS Online TPP Program
#Question id: 5612
#Unit 5. Developmental Biology
Outside the egg cell membrane is an extracellular matrix that forms a fibrous mat around the egg and is often involved in sperm-egg recognition. In invertebrates, this structure is usually called the:
TLS Online TPP Program
#Question id: 23889
#Unit 13. Methods in Biology
Temperature-sensitive mutations would be particularly useful for studying which of the following processes?
a. DNA synthesis
b. hormone secretion
c. protein synthesis
d. Mitosis