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TLS Online TPP Program

#Question id: 7700

The legless condition that is observed in several groups of extant reptiles is the result of ________.

#Unit 9. Diversity of Life Forms
  1. their common ancestor having been legless
  2. a shared adaptation to an arboreal (living in trees) lifestyle
  3. several instances of the legless condition arising independently of each other
  4. individual lizards adapting to a fossorial (living in burrows) lifestyle during their lifetimes
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TLS Online TPP Program

#Question id: 3009

#Unit 2. Cellular Organization

 Endospores are
TLS Online TPP Program

#Question id: 1026

#Unit 4. Cell Communication and Cell Signaling

Peptidoglycan
TLS Online TPP Program

#Question id: 4963

#Unit 11. Evolution and Behavior

Which free-living cells were the earliest contributors to the formation of Earthʹs oxidizing atmosphere?
TLS Online TPP Program

#Question id: 10324

#Unit 9. Diversity of Life Forms

Which of the following is not true of all horizontally oriented phylogenetic trees, where time advances to the right?
TLS Online TPP Program

#Question id: 2605

#Unit 2. Cellular Organization

The precursor of trp is;