TLS Online TPP Program
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TLS Online TPP Program
#Question id: 23696
#Unit 13. Methods in Biology
which of the following best describes the complete sequence of steps occurring during every cycle of PCR?
1. The primers hybridize to the target DNA.
2. The mixture is heated to a high temperature to denature the double stranded target DNA.
3. Fresh DNA polymerase is added.
4. DNA polymerase extends the primers to make a copy of the target DNA.
TLS Online TPP Program
#Question id: 28674
#Unit 2. Cellular Organization
Which of the following cyclin-CDKs involve to phosphorylate Cdc25C for the stimulation of its phosphatase activity ?
TLS Online TPP Program
#Question id: 9151
#Unit 9. Diversity of Life Forms
What would be the effect on climate in the temperate latitudes if Earth were to slow its rate of rotation from a 24-hour period of rotation to a 48-hour period of rotation?
TLS Online TPP Program
#Question id: 19018
#Unit 9. Diversity of Life Forms
which trait(s) is (are) shared by many modern gymnosperms and angiosperms?
1. Pollen transported by wind
2. Lignified xylem
3. Microscopic gametophytes
4. Sterile Sporophylls, modified to attract pollinators
5. Endosperm
TLS Online TPP Program
#Question id: 12124
#Unit 10. Ecological Principles
Which of the following describes the relationship between ants and acacia trees?