TLS Online TPP Program

#Question id: 10491


Acidification of the lumen stimulates zeaxanthin formation, and alkalinization favors violaxanthin formation. Lumen pH depends on photosynthetic photon flux density, most effective at

#Unit 6. System Physiology – Plant
  1. Blue light       
  2. Red light
  3. Blue and Red wavelengths 
  4. Green wavelength
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TLS Online TPP Program

#Question id: 3382

#Unit 11. Evolution and Behavior

Researchers in the Netherlands studied the effects of parental care giving in European kestrels over 5 years. The researchers transferred chicks among nests to produce reduced broods (three or four chicks), normal broods (five or six), and enlarged broods (seven or eight). They then measured the percentage of male and female parent birds that survived the following winter. (Both males and females provide care for chicks.) Which of the following is a conclusion that can be drawn from this graph?

TLS Online TPP Program

#Question id: 12799

#Unit 10. Ecological Principles

Which biome is able to support many large animals despite receiving moderate amounts of rainfall? 

TLS Online TPP Program

#Question id: 10816

#Unit 10. Ecological Principles

When a harmless species takes advantage by resembling the aposematic coloration of other species that are toxic, it is called _____________________.

TLS Online TPP Program

#Question id: 24564

#Unit 8. Inheritance Biology

A one type of nondisjunction leads to regions of tissue with different chromosome constitutions, a condition known as

TLS Online TPP Program

#Question id: 10221

#Unit 6. System Physiology – Plant

plastoquinone is one of the electron carriers between PSI and PSII, accumulates in the reduced state. Reduced plastoquinone accumulates when

a.) PSI is being activated more frequently than PSII

b.) PSII is being activated more frequently than PSI  

c.) LHCII is not phophorylated

d.) LHCII is phophorylated

Which of the following state will correct?