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chem chapter 22
Terms in this set (16)
Which of the following bases is not derived from the parent compound, pyrimidine?
What is a nucleoside?
a monosaccaride + base
The combination of a monosaccharide like ribose or deoxyribose, a base like purine or pyrimidine, and a phosphate unit is called ________.
Which sequence is not possible?
How many hydrogen bonds form between a G-C base pair in a DNA double helix?
What is the complementary strand for the DNA strand 5'-AAGGTAGC-3'?
Which of the following statements is untrue regarding DNA?
the bases lie on the outside of the helix, while the backbone lies on the inside of the helix.
A codon consists of how many bases?
Which amino acid sequence is coded for by the mRNA sequence 5' AAG GCU AGU GGC 3'?
Which amino acid sequence is coded for by the mRNA sequence 5' CCA AAC UGG GUA 3'?
DNA is a double-stranded nucleic acid that exists as a double helix. Which is responsible for holding the double helix of DNA together?
hydrogen bonding between complementary bases on each strand
Which is not a stop codon?
Which of the following best describes the primary function of mRNA in a cell?
to transcribe the instructions for protein synthesis from DNA and carry this information to the ribosomes
In the replication process, the strands of DNA unwind to expose the bases and
forms two new molecules with one strand from the original molecule and one new strand.
Which type of cells can be used for DNA fingerprinting?
All of the choices are correct.
skin, salvia, blood, semen
Which of the following genetic diseases can be characterized by the following: is caused by a deficiency of the enzyme phenylalanine hydroxylase needed to convert the amino acid phenylalanine to tyrosine?
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