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TLS Online TPP Program

#Question id: 4332

Which of the following is not true of a codon?

#Section 3: Genetics, Cellular and Molecular Biology

  1. It may code for the same amino acid as another codon.

  2. It never codes for more than one amino acid.

  3. It extends from one end of a tRNA molecule.

  4. It is the basic unit of the genetic code.

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TLS Online TPP Program

#Question id: 2123

#Section 2: General Biology

Which of these statements about the composition of membranes is true?
TLS Online TPP Program

#Question id: 2124

#Section 2: General Biology

An integral membrane protein can be extracted with:
TLS Online TPP Program

#Question id: 2125

#Section 2: General Biology

The shortest alpha helix segment in a protein that will span a membrane bilayer has about _____ amino acid residues.
TLS Online TPP Program

#Question id: 2126

#Section 2: General Biology

A hydropathy plot is used to:
TLS Online TPP Program

#Question id: 2127

#Section 2: General Biology

The fluidity of the lipid side chains in the interior of a bilayer is generally increased by:
TLS Online TPP Program

#Question id: 2128

#Section 2: General Biology

The fluidity of a lipid bilayer will be increased by: