(a) glycine.
(

© valine.
(d) threonine.
(e) none of these.
2. The virulence of pneumococcus is associated with its
(a) chromosome.
(

© capsule.
(d) lysosomes.
(e) none of these.
3. DNA was first discovered by
(a) Feulgen.
(

© Mendel.
(d) Miescher.
(e) none of these.
4. The eukaryotic chromosome contains
(a) DNA.
(

© RNA.
(d) nucleosome spools.
(e) all of these.
5. There are three hydrogen bonds between complementary adenine and thymine bases.
(a) True (

6. One complete coil of the DNA helix is 10 bases long.
(a) True (

7. A significant piece of data influencing Watson and Crick was the x-ray diffraction photographs of B-DNA taken by Rosalind Franklin.
(a) True (

8. The two helical strands of DNA are held together by covalent bonds.
(a) True (

9. DNA polymerase is involved in the formation of mRNA.
(a) True (

10. Meselson and Stahl showed clearly that DNA replication was semiconservative.
(a) True (

Edited by bochum, 05 September 2011 - 03:15 AM.