TLS Online TPP Program

#Question id: 1554


Which domain of MHC-1 is interact with CD8 cell surface molecule found on TC cells.

#Unit 4. Cell Communication and Cell Signaling
  1. α1

  2. α2

  3. α3

  4. β2-microglobulin

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TLS Online TPP Program

#Question id: 11385

#Unit 10. Ecological Principles

Which of the following biomes is correctly paired with the description of its climate?

A) savanna-low temperature, precipitation uniform during the year

B) tundra-long summers, mild winters

C) Taiga-relatively short growing season, Low precipitation

D) temperate grasslands-relatively warm winters, most rainfall in summer

E) tropical forests-nearly constant day length and temperature

TLS Online TPP Program

#Question id: 11416

#Unit 10. Ecological Principles

Which of the following biomes spans the largest annual mean temperature range, but the narrowest mean precipitation range?

TLS Online TPP Program

#Question id: 11423

#Unit 10. Ecological Principles

Our ability to distinguish different biomes under similar conditions in different parts of the world depends primarily on which of the following factors that influence the distributions of growth forms?

TLS Online TPP Program

#Question id: 11424

#Unit 10. Ecological Principles

In robert h. Whittaker's approach to relating terrestrial biomes and climatic variables, the principal biomes fall in a triangular area that does not include climates with __________.

TLS Online TPP Program

#Question id: 11425

#Unit 10. Ecological Principles

Walter's climate diagrams allow us to identify any months that have a water deficit. These are months in which:

TLS Online TPP Program

#Question id: 11426

#Unit 10. Ecological Principles

Which of the following biomes is associated with a mediterranean climate?