The 3' -OH of the sugar group forms a bond with one of the negatively charged oxygens of the phosphate group attached to the 5' carbon of another sugar. When many of these nucleotide subunits combine, the result is the large single-stranded polynucleotide or nucleic acid, DNA ().
The length of the exam depends on the type of study being performed. 1  MRI of the Brain â¦ 20-45 minute scan time. 2  MRI of the Orbits â¦ 20-35 minute scan time.3  MRI of the TMJ â¦ 45-60 minute scan time.4  MRI of the Soft Tissue Neck â¦ 25-35 minute scan time.5  MRI of the Cervical Spine â¦ 20-35 minute scan time. MRI of the Brain â¦ 20-45 minute scan time. 2  MRI of the Orbits â¦ 20-35 minute scan time. 3  MRI of the TMJ â¦ 45-60 minute scan time. 4  MRI of the Soft Tissue Neck â¦ 25-35 minute scan time.
http://wiki.answers.com/Q/How_long_does_an_mri_take. A complete scan, depending on the organs studied, sequences performed, and need for contrast enhancement may take up to one hour or more.ope it helps! http://wiki.answers.com/Q/How_long_does_an_mri_take. A complete scan, depending on the organs studied, sequences performed, and need for contrast enhancement may take up to one hour or more. Newer scanners with more powerful magnets utilizing updated software and advanced sequences may comple...