Kayla is a botanist mapping genomes of a corn plant and a wheat plant

Kayla is a botanist mapping genomes of a corn plant and a wheat plant. What is a she mapping?
   A. The DNA sequences that code for both RNA and proteins.   
   B. The DNA sequences that are not expressed.   
   C. The genes that code for exons.    
   D. The DNA sequences that code for enzymes.   
   E. The complete set of genetic information.

2. B) AACGTCC

thanks a million! how about these?

If one side of a DNA ladder contains the bases ATGCCA, what would be the base composition of the other side of the ladder?
   A. ATGCCA.    
   B. UACGGU    
   C. ATCGGA.    
   D. ATCCCT.    
   E. TACGGT.

The DNA molecule is in the form of a ladder containing uprights and cross-pieces. Which components would you expect to find as part of an upright?
   A. Adenine and guanine.    
   B. Adenine and Thymine.    
   C. Ribose and phosphate.    
   D. Cytosine and guanine.    
   E. Deoxyribose and phosphate.    
 
This midterm is killing me. Thankfully, it is not a timed test!