Practice Questions

TLS Online TPP Program

#Question id: 4699

The theory of evolution is most accurately described as

#Unit 11. Evolution and Behavior

an educated guess about how species originate.
one possible explanation, among several scientific alternatives, about how species have come into existence.
an opinion that some scientists hold about how living things change over time.
an overarching explanation, supported by much evidence, for how populations change over time.

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TLS Online TPP Program

#Question id: 23780

#Unit 7. System Physiology – Animal

The purplish red pigment rhodopsin contained in the rods of photoreceptor cells of the human eye is a derivative of _______.

TLS Online TPP Program

#Question id: 23779

#Unit 7. System Physiology – Animal

The photosensitive pigment present in the rod cells of retina is _______

TLS Online TPP Program

#Question id: 23778

#Unit 7. System Physiology – Animal

Neurotransmitter release from the rods of retina-

TLS Online TPP Program

#Question id: 23777

#Unit 7. System Physiology – Animal

The area over the optic disk, which lacks the visual receptors, is known as

TLS Online TPP Program

#Question id: 23776

#Unit 7. System Physiology – Animal

What is the blind spot?

TLS Online TPP Program

#Question id: 23775

#Unit 7. System Physiology – Animal

Which cells transmit visual signals from the retina to the CNS?