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  3. 3.) describe, to the best of your ability the bond

3.) Describe, to the best of your ability the bond chemistry behind the following attributes of...

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Biology

3.) Describe, to the best of your ability the bond chemistrybehind the following attributes of DNA:

a. the double-strandedness

b. the antiparallel nature of the two strands.

c. the twist of the ladder into a helix.

4.) Griffith discovered that S. pneumoniae caused pneumonia inmice. In his experiments, mice were injected with different strainsof treated and untreated bacteria. For each of the following,indicate whether the mice lived or died and why.

a. Mice injected with heat-killed S (smooth) strain

b. Mice injected with living S (smooth) and heat-killed R(rough) strain

c. Mice injected with heat –killed S and living R

Answer & Explanation Solved by verified expert
3.5 Ratings (291 Votes)
3 DNA are polymeric sequence of nucleotides Each nucleotide consists of a nucleobase that is the purinesadenine and guanineand the pyrimidines thymine and cytosine deoxyribose sugar and phosphate group Each nucleotide are connected to each other by phosphodiester bonds Two such polymer strands bond with each other to form the double stranded DNA a The double strandedness of DNA is due to the formation of hydrogen bonds between the    See Answer
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