TLS Online TPP Program

#Question id: 9182


Imagine that a deep temperate zone lake did not turn over during the spring and fall seasons. Based on the physical and biological properties of limnetic ecosystems, what would be the difference from normal seasonal turnover?

#SCPH06 I Botany
  1. The lake would fail to freeze over in winter.
  2. An algal bloom of algae would result every spring.
  3.  Lakes would suffer a nutrient depletion in surface layers.
  4. The pH of the lake would become increasingly alkaline.
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TLS Online TPP Program

#Question id: 10516

#SCPH05 I Biotechnology

Which one are consistent with an important defense-activating role in the regulation of antiherbivore defense mechanisms in plants.

TLS Online TPP Program

#Question id: 1093

#SCPH28 | Zoology

Which of the following activities would be inhibited by a drug that specifically blocks the addition of phosphate groups to proteins?

TLS Online TPP Program

#Question id: 2269

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

The rough ER is so named because it has an abundance of _______________ on it.

TLS Online TPP Program

#Question id: 5688

#SCPH28 | Zoology

Which of the following are not cause of aneuploidy

TLS Online TPP Program

#Question id: 13092

#SCPH28 | Zoology

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 two restriction enzymes would you use to design a way to get the insert into the vector if you had to use two enzymes simultaneously?