We can represent the relationship of species richness to area with the equation

Where S = number of species, and c and z are both constants

Which of the following is not a logical explanation to relationship of species richness to area?

#Question id: 1964

#Unit 4. Cell Communication and Cell Signaling

A bacterium entering the body through a small cut in the skin will do which of the following?

#Question id: 1965

#Unit 4. Cell Communication and Cell Signaling

In some insects, such as Drosophila, fungal cell wall elements can activate the protein Toll. What is Tollʹs function?

#Question id: 1966

#Unit 4. Cell Communication and Cell Signaling

Mammals have Toll-like receptors (TLRs) that act in a manner similar to those of insects. While not specific to a particular pathogen, a TLR can recognize a kind of macromolecule that is absent from vertebrates but present in/on certain groups of pathogens. Which of the following is most likely to be recognized by a particular TLR that defends against some viruses?

#Question id: 1967

#Unit 4. Cell Communication and Cell Signaling

Which of the following is the most likely reason that ancient peoples sought to identify inflammation?

#Question id: 1968

#Unit 4. Cell Communication and Cell Signaling

Septic shock, a systemic response including high fever and low blood pressure, can be life threatening. What causes septic shock?

#Question id: 1969

#Unit 4. Cell Communication and Cell Signaling

A bacterium has elements on its surface that are resistant to lysozyme. If an individual is infected with this bacterium, what is a probable consequence?