Which statement about the genetic code is false?  

A.  There is no punctuation or spacing between codons.
B.  Nucleotides are always read in groups of three.
C.  Every codon codes for one amino acid.
D.  Some amino acids are specified by more than one codon.
E.  The genetic code is almost universal, but not quite.


C.  Every codon codes for one amino acid.

Biology & Microbiology

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Chemical compounds secreted by mammals and insects to communicate sexual readiness are called

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A. Dual transporters B. Uniporters C. Symporters D. Antiporters E. Channel pumps

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A build-up of pressure in this area causes the eye to change shape and the blood vessels supplying the rods and cones to collapse. This area where the pressure may rise is called the ________

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