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TLS Online TPP Program

#Question id: 11010

Which of the following best explains how sympathetic stimulation affects the heart?

#XL - T Zoology
  1. Permeability of the S-A node to sodium decreases
  2. Permeability of the A-V node to sodium decreases
  3. Permeability of the S-A node to potassium increases
  4. There is an increased rate of upward drift of the resting membrane potential of the S-A node
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TLS Online TPP Program

#Question id: 4943

#XL - T Zoology

In what way were conditions on the early Earth of more than 3 billion years ago different from those on todayʹs Earth?
TLS Online TPP Program

#Question id: 832

#XL - Q Biochemistry

Ubiquitin-protein ligase (E3) are members of two unrelated families, those containing domain known as,
TLS Online TPP Program

#Question id: 27585

#XL - U Food Technology

Rancidity is the spoilage of
TLS Online TPP Program

#Question id: 15331

#XL - S Microbiology

B-cell surface contain marker_______
TLS Online TPP Program

#Question id: 19976

#XL - P Chemistry

A certain metal when irradiated to light ( = 3.2 × 1016 Hz) emits photoelectrons with twice kinetic energy as did photo electrons when the same metal is irradiated by light ( = 2.0 × 1016Hz). The of metal