Certification. If a sonographer has obtained education through a college or university, the sonographer must pass an exam in order to get their certification. Some states require that ultrasound technicians be licensed, which requires them to hold current certification.
diploid â(not comparable) (cytology) Of a cell, having a pair of each type of chromosome, one of the pair being derived from the ovum and the other from the spermatozoon. Most somatic cells of higher organisms are diploid.
Diploid cells are the sex cells in organisms that sexually reproduce, and sex cells are also known as gametes. Haploid cells are ALL cells other than sex cells, such as braiâ¦n cells, muscle cells etc. Diploid would be 46 chromosomes, while haploid would be half that (23 chromosomes). 3 people found this useful.