TLS Online TPP Program

#Question id: 11928


In most species, deviations from equal proportions of males and females in a sexually-reproducing population will confer an advantage to genotypes that: 

#Section 2: Evolution
  1. Produce more offspring of the more common sex
  2. Produce more offspring of the rarer sex
  3. Produce equal numbers of male and female offspring
  4. Produce offspring asexually
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TLS Online TPP Program

#Question id: 11261

#Section 1: Ecology

Which of the following kinds of social interactions cannot be favoured by natural selection under any circumstance?

TLS Online TPP Program

#Question id: 10588

#Section 2: Evolution

Following is survival ship curve of species


Which of the following is correct?


TLS Online TPP Program

#Question id: 3420

#Section 2: Evolution

Following are key points about the effect of genetic drift:

A. Genetic drift is significant in small populations.

B. Genetic drift can cause allele frequencies to change in a pre-directed way.

C. Genetic drift can lead to a loss of genetic variation within populations.

D. Genetic drift can cause harmful alleles to become fixed.

Which one of the following combination of the above statements are true?

TLS Online TPP Program

#Question id: 3524

#Section 2: Evolution

Which of the following genotypes would produce the greatest variety of gametes of the alleles assorted independently?

TLS Online TPP Program

#Question id: 3479

#Section 2: Evolution

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.