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TLS Online TPP Program

#Question id: 9230

Brown-headed cowbirds utilize fragmented forests effectively by ________.

#9. Diversity of Life Forms
  1. feeding on the fruits of shrubs that tend to grow at the forest/open-field interface
  2. parasitizing the nests of forest birds and feeding on open-field insects
  3. consuming the eggs of other species as well as insects and seeds in open fields
  4. outcompeting other songbird species for access to nesting holes in old-growth trees 
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TLS Online TPP Program

#Question id: 15661

#8. Inheritance Biology

Which of the following is NOT true of a maternal effect gene?
TLS Online TPP Program

#Question id: 10814

#10. Ecological Principles

A Population of N1 species is growing with N2 species with a growth rate (r1) of 0.15 in an environment with a carrying capacity K1 of 400, Density of N1 species 100, density of N2 species 50 competitive efficiency of N2 on N1 species 1.5. What is the approximate growth rate N1 species?
TLS Online TPP Program

#Question id: 414

#1. Molecules and their Interaction Relevant to Biology

The hydrolysis of phosphoenolpyruvate proceeds with a DG'° of about –62 kJ/mol. The greatest contributing factors to this reaction are the destabilization of the reactants by electostatic repulsion and stabilization of the product pyruvate by:
TLS Online TPP Program

#Question id: 2061

#2. Cellular Organization

Which of the following types of molecules are hydrophilic and therefore excluded from the hydrophobic portion of the phospholipid bilayer?
TLS Online TPP Program

#Question id: 20991

#12. Applied Biology

The first isolate with anaerobic toluene degradation activity was the iron-reducing bacterium is