Indicate whether the following statements about eukaryotic transcription factors (TF) are true or false The binding sites are generally found within exon sequences

What is the role of dideoxynucleotides in DNA sequencing?

Which of the following statements about antibody molecules are true and which are false?  A single cell always makes only one unique antibody

During HIV viral infection, the Tat protein acts to: 

The structure of DNA has the following properties The bases are directly attached to the deoxyribose

A ribonucleotide triphosphate used in RNA synthesis has an OH group on this carbon in the sugar portion of the nucleotide:      4′

  This DNA sequence occurs within the coding sequence of a gene. The first three nucleotides (underlined) code for glutamic acid (Glu).  The following DNA mutation is likely to result in a shorter than normal mRNA: G -> C at position 70  

Which of these DNA alterations can be repaired by base excision repair? 

x   This DNA sequence occurs within the coding sequence of a gene. The first three nucleotides (underlined) code for glutamic acid (Glu).  The following DNA mutation is likely to result in a shorter than normal mRNA: A -> T at position 82

RNA contains uracil instead of cytosine