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TLS Online TPP Program

#Question id: 11019

An 80-year-old man had an EKG taken at his local doctor’s office, and the diagnosis was atrial fibrillation. Which of the following statements are likely conditions in someone with atrial fibrillation?

#I Life Science/ Life Sciences Group – I-V
  1. Ventricular fibrillation normally accompanies atrial fibrillation
  2. P waves of the EKG are strong
  3. Rate of ventricular contraction is irregular and fast
  4. Atrial “a” wave is normal
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TLS Online TPP Program

#Question id: 3713

#SCPH28 | Zoology

At the normal rate of replication, about how many minutes does it take for the entire E. coli chromosome (4.6 × 10^3 kbp) to be duplicated?
TLS Online TPP Program

#Question id: 8901

#SCPH28 | Zoology

The origin of the craniates occurred at roughly the same time as the
TLS Online TPP Program

#Question id: 2960

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

Which type of spindle microtubules are attached to chromosomes?
TLS Online TPP Program

#Question id: 20845

#SCPH28 | Zoology

What is considered as energetically the best electron acceptor under anoxic conditions?
TLS Online TPP Program

#Question id: 18231

#SCPH05 I Biotechnology

A DNA sample having mass 1 picogram undergoes PCR, the eluted DNA is weighted about 1 microgram, the minimum number of cycles required