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TLS Online TPP Program

#Question id: 12788

To recycle nutrients, the minimum an ecosystem must have is

#Unit 10. Ecological Principles
  1. Producers.
  2. Producers and decomposers.
  3. Producers, primary consumers, and decomposers.
  4. Producers, primary consumers, secondary consumers, and decomposers.
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TLS Online TPP Program

#Question id: 5763

#Unit 8. Inheritance Biology

A mutation that causes a mutant phenotype only under restrictive conditions
TLS Online TPP Program

#Question id: 5764

#Unit 8. Inheritance Biology

A wild-type chromosome can be represented as ABC * DEFGH, and from this a chromosomal aberration arises that can be represented AFED * CBGH. This is known as (* = centromere)
TLS Online TPP Program

#Question id: 5765

#Unit 8. Inheritance Biology

How many different trisomics could be formed in a plant with a diploid number of 12?
TLS Online TPP Program

#Question id: 5766

#Unit 8. Inheritance Biology

Turner syndrome in humans is caused by which chromosomal conditions?
TLS Online TPP Program

#Question id: 5767

#Unit 8. Inheritance Biology

 An enzyme that repairs thymine dimers in visible light in E. coli
TLS Online TPP Program

#Question id: 5837

#Unit 8. Inheritance Biology

Which of the following lead(s) to a point mutation?