Practice Questions

TLS Online TPP Program

#Question id: 9052

Which of the following causes seasons on Earth?

#SCPH06 I Botany

the variation in proximity of the Earth to the sun at different times of the year
the constant tilt of the Earth, combined with its orbit around the sun
the distance between the Earth and the sun in winter versus in the summer
the variation or wobble of Earth's tilt during the year

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TLS Online TPP Program

#Question id: 10989

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

What is the resting membrane potential of the sinus nodal fibers?

TLS Online TPP Program

#Question id: 10989

#SCPH06 I Botany

What is the resting membrane potential of the sinus nodal fibers?

TLS Online TPP Program

#Question id: 10989

#SCPH28 | Zoology

What is the resting membrane potential of the sinus nodal fibers?

TLS Online TPP Program

#Question id: 10990

#SCPH06 I Botany

Sympathetic stimulation of the heart normally causes which of the following conditions?

TLS Online TPP Program

#Question id: 10990

#SCPH28 | Zoology

Sympathetic stimulation of the heart normally causes which of the following conditions?

TLS Online TPP Program

#Question id: 10991

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

When recording lead I on an EKG, the right arm is the negative electrode, and the positive electrode is the