1. The DNA molecule is a polymer. Its monomer units are :   amino acids   nucleotides   nucleosides   nucleic acids   Hint Half-n-half Clue   2. The DNA molecules of different species differ in their :   phosphate backbone   sequence of bases   type of nucleotides   All of the above   Half-n-half Clue   3. The technique Rosalind Franklin used to determine the structure of DNA was :   centrifuge analysis   X-Ray crystallography   bacteriophages   None of the above   Half-n-half Clue   4. The process of protein manufacture within ribosomes using mRNA is called :   transcription   protein derivation   translation   None of the above   Half-n-half Clue   5. A DNA strand has the sequence A-C-A-G-C-C-G-T-A. What would be its complementary strand ?   G-T-G-A-T-T-A-C-G   T-G-T-C-G-G-C-A-T   U-G-U-C-G-G-C-A-U   A-C-A-G-C-C-G-T-A   Half-n-half Clue   6. Each nucleotide in a DNA molecule consists of :   a phosphate group, a hexose sugar and a nitrogeneous heterocyclic base.   a sulfonyl group, a pentose sugar, and a nitrogeneous heterocyclic base.   a phosphate group, a pentose sugar, and a oxygen base.   a phosphate group,a pentose sugar and a nitrogeneous heterocyclic base.   Half-n-half Clue   7. A nucleoside consists of :   a pentose sugar and a nitrogeneous heterocyclic base.   a phosphate group, a pentose sugar and a nitrogeneous heterocyclic base.   a hexose sugar and a nitrogeneous heterocyclic base.   a pentose sugar and a oxygen base.   Half-n-half Clue