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TLS Online TPP Program

#Question id: 12426

In an ecosystem, fixed carbon has accumulated in the form of organic matter derived from dead plants and animals. Which of the following is the best explanation for this observation? 

#Unit 10. Ecological Principles
  1. Decomposer activity has been low.
  2. Producers have been utilizing sunlight inadequately.
  3. There have been insufficient numbers of secondary consumers. 
  4. Primary consumers have been absent from the ecosystem.
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TLS Online TPP Program

#Question id: 10732

#Unit 10. Ecological Principles

A community plus the nonliving factors with which it interacts is called a(n)
TLS Online TPP Program

#Question id: 14830

#Unit 2. Cellular Organization

Proton motive force
TLS Online TPP Program

#Question id: 10833

#Unit 10. Ecological Principles

All the organisms that occur in the redwood community
TLS Online TPP Program

#Question id: 951

#Unit 1. Molecules and their Interaction Relevant to Biology

The changes that occur in cells that lead to its death are called ________.
TLS Online TPP Program

#Question id: 3271

#Unit 11. Evolution and Behavior

Consider hemophilia A, a clotting disorder caused by an X-linked recessive allele with a frequency (q) of approximately 1 in 10,000. The frequency of the disease among females and among male respectively