TLS Online TPP Program

#Question id: 4311


At the beginning of this century, there was a general announcement regarding the sequencing of the human genome and the genomes of many other multicellular eukaryotes. Many people were surprised that the number of protein-coding sequences was much smaller than they had expected. Which of the following types of DNA make up the rest of the human genome?

#SCPH01 Biochemistry
  1. DNA that consists of histone coding sequences

  2. DNA that is translated directly without being transcribed

  3. non-protein-coding DNA that is transcribed into several kinds of small RNAs with biological function

  4. non-protein-coding DNA that serves as binding sites for reverse transcriptase