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TLS Online TPP Program

#Question id: 3877

Differential RNA processing may result in:

#Unit 3. Fundamental Processes

  1. a shift in the ratio of mRNA produced from two adjacent genes.

  2. attachment of the poly(A) tail to the 5' end of an mRNA.

  3. inversion of certain exons in the final mRNA.

  4. the production of two distinct proteins from a single gene.

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TLS Online TPP Program

#Question id: 8897

#Unit 9. Diversity of Life Forms

Which of the following statements would be least acceptable to most zoologists?
TLS Online TPP Program

#Question id: 8898

#Unit 9. Diversity of Life Forms

Which extant chordates are postulated to be most like the earliest chordates in appearance?
TLS Online TPP Program

#Question id: 8901

#Unit 9. Diversity of Life Forms

The origin of the craniates occurred at roughly the same time as the
TLS Online TPP Program

#Question id: 8902

#Unit 9. Diversity of Life Forms

What do craniates have that earlier chordates did not have?
TLS Online TPP Program

#Question id: 8904

#Unit 9. Diversity of Life Forms

Terry takes the body of the snakelike organism and slices it open along its dorsal side. If it is a hagfish, what should Terry see?
TLS Online TPP Program

#Question id: 8905

#Unit 9. Diversity of Life Forms

Terry saved some of the tooth-like objects within the hagfishʹs round mouth to analyze their composition in his mentorʹs biochemistry research lab. Terry will find that they are composed of the same protein found in reptilian