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TLS Online TPP Program

#Question id: 12102

Use the following diagram of Joseph Connell's study of barnacle distribution in Scotland to answer the following two questions


Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?

#Unit 10. Ecological Principles
  1. Chthamalus and Balanus compete for the same types of food. 
  2. Balanus is less able to resist desiccation than Chthamalus.
  3. Chthamalus prefers higher temperatures than Balanus. 

  4. Balanus is a better osmoregulator that Chthamalus

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TLS Online TPP Program

#Question id: 16093

#Unit 7. System Physiology – Animal

The thermoregulatory centre is located in:
TLS Online TPP Program

#Question id: 8908

#Unit 9. Diversity of Life Forms

According to one hypothesis, the jaws of vertebrates were derived by the modification of
TLS Online TPP Program

#Question id: 2937

#Unit 2. Cellular Organization

Separase initiates sister chromatid segregation at anaphase by cleaving:
TLS Online TPP Program

#Question id: 3027

#Unit 2. Cellular Organization

Which of the following contains a copy of the chromosome, along with a small amount of dehydrated cytoplasm, within a tough wall?
TLS Online TPP Program

#Question id: 1088

#Unit 4. Cell Communication and Cell Signaling

One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?