african and asian scientists studying dna samples. computer screens with dna sequences and brainwave scans. passing medical samples - 基因篩檢 個影片檔及 b 捲影像00:16
asian woman veterinary scientists conduct cattle semen analysis with microscopes in laboratory, ensure bull semen quality for artificial insemination programs. - 基因篩檢 個影片檔及 b 捲影像00:10
digital dna strand background. abstract 3d glowing rotating dna double helix. concept of technology, science, motion graphic, medical and seamless looped background. - 基因篩檢 個影片檔及 b 捲影像00:20