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TLS Online TPP Program

#Question id: 8851

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?

#SCPH28 | Zoology
  1. Songbirds expend a tremendous amount of energy defending territories so that they spend less time feeding their young and fledgling mortality increases.
  2. Only the fittest males defend territories and they attract the fittest females so the best genes are conveyed to the next generation.
  3. Songbird males defend territories commensurate with the size from which they can derive adequate resources for themselves, their mate, and their chicks.

  4. Many individuals are killed in the ritualistic conflicts that go along with territorial defense.

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TLS Online TPP Program

#Question id: 2723

#SCPH05 I Biotechnology

With respect to the solenoid model of nucleosome, which of the following is true?
TLS Online TPP Program

#Question id: 4598

#SCPH28 | Zoology

Fossils of Thrinaxodon, a species that lived during the Triassic period, have been found in both South Africa and Antarctica. Thrinaxodon had a reptile-like skeleton and laid eggs, but small depressions on the front of its skull suggest it had whiskers and, therefore, fur. Thrinaxodon may have been warm-blooded. The fossils of Thrinaxodon are consistent with the hypothesis that ________.
TLS Online TPP Program

#Question id: 4821

#SCPH12 I Genetics

What are frequency of recombination  if one cell carry out cross over every 50 cell undergoes meiosis ?
TLS Online TPP Program

#Question id: 1418

#SCPH06 I Botany

Apoptosis can be induced by a mitochondrial protein being released into the cytosol. This protein binds directly to what in the cytosol?
TLS Online TPP Program

#Question id: 14139

#SCPH01 Biochemistry

Which of the following statement is incorrect about sequence similarity and sequence identity?