TLS Online TPP Program

#Question id: 32312


If the concentration of actin monomers is greater than the critical concentration for both the T-form and D-form polymer, what would be the outcome?

#Unit 2. Cellular Organization
  1. The tips of the actin filament will remain in the T form & will shrink.
  2. Both ends of the filament will be in the D form and will shrink.
  3. The tips of the actin filament will remain in the T form & will grow.
  4. Both ends of the filament will be in the D form and will grow.
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TLS Online TPP Program

#Question id: 3479

#Unit 11. Evolution and Behavior

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

#Unit 11. Evolution and Behavior

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: 3481

#Unit 11. Evolution and Behavior

Classical conditioning and operant conditioning differ in that

A) classical conditioning takes longer.

B) operant conditioning usually involves more intelligence.

C) operant conditioning involves consequences for the animalʹs behavior.

D) classical conditioning is restricted to mammals and birds.

TLS Online TPP Program

#Question id: 3482

#Unit 11. Evolution and Behavior

Which statement below about mating behavior is correct?

A) Some aspects of courtship behavior may have evolved from agonistic interactions.

B) The degree to which evolution affects mating relationships depends on the degree of prenatal and postnatal input the parents are required to make.

C) The mating relationship in most mammals is monogamous, to ensure the reproductive success of the pair.

D) Polygamous relationships most often involve a single male and many females, but in some species this is reversed

TLS Online TPP Program

#Question id: 3483

#Unit 11. Evolution and Behavior

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

#Unit 11. Evolution and Behavior

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