TLS Online TPP Program

#Question id: 9167


If you conclude that vegetation at every point on Earth exactly resembles the predicted biome distribution in a climograph, then ________.

#Unit 9. Diversity of Life Forms
  1. you are ignoring human land use changes or impacts, which have highly altered many regions within biomes
  2. the biome spanning the smallest combined ranges in precipitation and temperature is the tundra
  3. the biome most sensitive (in danger) from global warming is the desert
  4. you are ignoring the fact that local differences in soil, elevation, or topography can result in considerably different plant communities that are embedded within named biomes
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TLS Online TPP Program

#Question id: 12177

#Unit 2. Cellular Organization

Calculate the free energy required to move 1 mol of K+ ions from the outside of the cell (where [K+] = 4 mM) to the inside (where [K+] = 140 mM) when the membrane potential is –70 mV and the temperature is 37°C.

TLS Online TPP Program

#Question id: 15776

#Unit 5. Developmental Biology

Which stem cells play critical roles in fueling organogenesis in the embryo and regeneration in adult tissues?
A. Adult stem cells.
B. Embryonic stem cells
C. True stem cells
D. Tissue specific stem cells

TLS Online TPP Program

#Question id: 10527

#Unit 6. System Physiology – Plant

Based on their feeding behaviors, three major types of insect herbivores can be distinguished, which evades the constitutive defense;

A) Phloem feeders                                                                    i) caterpillars, grasshoppers, and beetles

B) Cell-content feeders                                                            ii) aphids and whiteflies

C) Chewing insects                                                                    iii) mites and thrips

Correctly match the feeding behaviour with its insects;

TLS Online TPP Program

#Question id: 4310

#Unit 3. Fundamental Processes

Which of the following processes destroys RNA molecules in a cell if they have a sequence complementary to an introduced double-stranded RNA?

TLS Online TPP Program

#Question id: 23050

#Unit 12. Applied Biology

What does physical method of treatment of contaminated materials include?