Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 56808
TLS Online TPP Program

#Question id: 12328

The dominant species in a community is

#Unit 10. Ecological Principles
  1. Characterized by very large individuals with long lives
  2. The best competitor in the community.
  3. The best predator in the community.
  4. The species that contributes the most biomass to the community
More Questions
TLS Online TPP Program

#Question id: 1266

#Unit 4. Cell Communication and Cell Signaling

Integrins
TLS Online TPP Program

#Question id: 16961

#Unit 11. Evolution and Behavior

Which statements is not true for Divergent evolution?
TLS Online TPP Program

#Question id: 12837

#Unit 2. Cellular Organization

Haploid yeast cells were grown in culture and stained with propidium iodide, a fluorescent dye that is incorporated into DNA. The x axis shows DNA content, the y axis the number of cells. The DNA content analysis shows different populations of cells.

Which of the following statement is correct regarding to above graph?
TLS Online TPP Program

#Question id: 19803

#Unit 12. Applied Biology

Cowpea trypsin inhibitor (cpti), serine protease inhibitor (aprotinin), are all used as alternative insecticidal proteins. They are inhibitors of 
TLS Online TPP Program

#Question id: 1065

#Unit 4. Cell Communication and Cell Signaling

Resistance of some animals to certain viral diseases is based on