DNA #1
DNA #2
DNA practice
100
Watson and Crick used this term to describe the shape of DNA.
What is a double helix?
100

What are the two different base pairs?

This is what you call a "G" binding with a "C" or an "A" binding with a "T".

100

Give the corresponding strand 

5’-CGC ATG TAG CGA-3’

What is 3' GCG TAC ATC GCT 5'

200

What is the "backbone of a DNA molecule"?

The deoxyribose sugars and the phosphates.

200

Does DNA have parallel or antiparallel sides? 

What is antiparallel?

200

Give the corresponding strand 

5’- TAC  GGT  CAC  TGA  AGT-3’

3' - ATG CCA GTG ACT TCA -5'

300

The type of bond that holds bases together in the double helix.

What is a hydrogen bond?

300

Where is DNA found in the cell?

What is the nucleus?

300

Give the corresponding strand 

5’- CCC  TGC  TTA  CTG  AAT -3’

3' - GGG ACG AAT GAC TTA - 5'

400

What are the 3 parts of a nucleotide?

A (nitrogenous) base, a sugar, and a phosphate.

400

What two bases are purines?

What is adenine and guanine?

400

Given the following values - find the missing numbers
A-      T- 11%

G- 39%   C- ?

A= 11%

C= 39%

500

What does the Chargaff rule state?

Percentages of A = T and C = G


500

What two bases are pyrimidines?

What is thymine and cytosine?

500

Given the following values - find the missing numbers

A- 32% T- 32%

G- ?   C- ?

G = 18%

C =  18%

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