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TLS Online TPP Program

#Question id: 3887

Aptamers are

#3. Fundamental Processes

  1. double-stranded RNA products of nuclease action on hairpin RNAs

  2. repeat sequence elements at the ends of transposons.

  3. small RNA molecules selected for tight binding to specific molecular targets.

  4. the RNA primers required for retroviral replication.

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TLS Online TPP Program

#Question id: 11989

#10. Ecological Principles

If mayflies lay eggs on roads instead of in water, this behavior could involve which of the following? 
TLS Online TPP Program

#Question id: 11991

#10. Ecological Principles

The success with which plants extend their range northward following glacial retreat is best determined by
TLS Online TPP Program

#Question id: 11992

#10. Ecological Principles

Which of the following abiotic factors has the greatest influence on the metabolic rates of plants and animals? 
TLS Online TPP Program

#Question id: 11993

#10. Ecological Principles

Which of the following statements about light in aquatic environments is correct? 
TLS Online TPP Program

#Question id: 11994

#10. Ecological Principles

In mountainous areas of western North America, north-facing slopes would be expected to
TLS Online TPP Program

#Question id: 11997

#10. Ecological Principles

Which statement best contrasts environmentalism with ecology?