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TLS Online TPP Program

#Question id: 11511

A metapopulation is

#Unit 10. Ecological Principles
  1. A population in an urban area
  2. A network of distinct and non-interacting species
  3. A population that constantly occupies all suitable habitats in an area
  4. A network of distinct but interacting species
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TLS Online TPP Program

#Question id: 5786

#Unit 8. Inheritance Biology

A mutation causing an abnormality in presenilin that disrupts amyloid production or function has been associated with
TLS Online TPP Program

#Question id: 5787

#Unit 8. Inheritance Biology

A spontaneous mutation usually originates as an error in
TLS Online TPP Program

#Question id: 5788

#Unit 8. Inheritance Biology

The ____ gene has one of the highest mutation rates known.
TLS Online TPP Program

#Question id: 5789

#Unit 8. Inheritance Biology

Which of the following defects causes ataxia telangiectasis?
TLS Online TPP Program

#Question id: 5790

#Unit 8. Inheritance Biology

The codon for leucine is CUC. How many different amino acids could possibly result from single-base substitutions?
TLS Online TPP Program

#Question id: 5792

#Unit 8. Inheritance Biology

A frameshift mutation