TLS Online TPP Program

#Question id: 31583


What are magnetosomes primarily composed of?

#XL - S Microbiology
  1. Calcium carbonate
  2. Magnetite (Fe₃O₄) or greigite (Fe₃S₄)
  3. Silicon dioxide
  4. Cellulose
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TLS Online TPP Program

#Question id: 3478

#XL - T Zoology

Natural selection may favour the evolution of foraging behaviours by predator that

TLS Online TPP Program

#Question id: 3479

#XL - T Zoology

Which of the following could be classified as habituation?

A) You enter a room and hear a fan motor. After a period of time, you are no longer aware of the motorʹs noise.

B) You hear a horn while driving your car. You step on the brakes but notice the sound came from a side street. You resume your previous speed.

C) One morning you awake to a beep-beep-beep from a garbage truck working on a new early morning schedule. The next week the garbage truck arrives at the same time and makes the same noise, but does not wake you up.

TLS Online TPP Program

#Question id: 3480

#XL - T Zoology

Which of the following statements about learning and behavior is correct?

A) Operant conditioning involves associating a behavior with a reward or punishment.

B) Associative learning involves linking one stimulus with another.

C) Behavior can be modified by learning, but some apparent learning is due to maturation.

D) Imprinting is a learned behavior with an innate component acquired during a sensitive period.

TLS Online TPP Program

#Question id: 3483

#XL - T Zoology

Which of the following statements about evolution of behavior is correct?

A) Natural selection will favor behavior that enhances survival and reproduction.

B) An animal may show behavior that maximizes reproductive fitness.

C) If a behavior is less than optimal, it is not completely evolved but will eventually,become optimal.

TLS Online TPP Program

#Question id: 3484

#XL - T Zoology

Modern behavioral concepts relate the cost of a behavior to its benefit. Under which relationship might a behavior be performed?

A) cost is greater than the benefit

B) cost is less than the benefit

C) cost is equal to the benefit

TLS Online TPP Program

#Question id: 3485

#XL - T Zoology

Optimal foraging involves all of the following except

A) maximizing energy gained by the forager.

B) minimizing energy expended by the forager.

C) securing essential nutrients for the forager.

D) minimizing the risk of predation on the forager.

E) maximizing the population size of the forager