การเพาะเลี้ยงเนื้อเยื่อ, วิทยาศาสตร์, วัฒนธรรม, เนื้อเยื่อ, ชีววิทยา, ห้องปฏิบัติการ, วิจัย, ยา, การทดสอบ
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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