laboratory assistant looking at zygotes under a microscope in a fertility laboratory - 受精卵子 個影片檔及 b 捲影像00:11
sperm cells swim towards an egg cell in this microscopic animation. human reproduction concept - 受精卵子 個影片檔及 b 捲影像00:10
human oocyte cryopreservation, intracytoplasmic sperm injection on september 17, 2014 in new york city. - 受精卵子 個影片檔及 b 捲影像00:13人工授精
freezing a female egg. human oocyte cryopreservation on september 17, 2014 in new york city. - 受精卵子 個影片檔及 b 捲影像00:14
human oocyte cryopreservation, sperm is injected directly into the egg with a needle in a petri dish september 17, 2014 in new york city. - 受精卵子 個影片檔及 b 捲影像00:39
sperm cells swim towards an egg cell inside a tunnel in this microscopic animation. human reproduction concept. 3d animation - 受精卵子 個影片檔及 b 捲影像00:12
sperm cells swim towards an egg cell inside a tunnel in this microscopic animation. human reproduction concept. 3d animation - 受精卵子 個影片檔及 b 捲影像00:12
illinois senator tammy duckworth says at a news conference to criticize planned attacks on reproductive care set forth by project 2025 anticipating... - 受精卵子 個影片檔及 b 捲影像01:05
illinois senator tammy duckworth says at a news conference to criticize planned attacks on reproductive care set forth by project 2025 anticipating... - 受精卵子 個影片檔及 b 捲影像01:10
macro nature universe female egg exploding sperm with fertilizing flashes of green life black background.abstract stock video - 受精卵子 個影片檔及 b 捲影像00:21
video 4k prores hq. dewar vessel with liquid nitrogen with frozen embryos and eggs in a cryobank in a modern ivf clinic. reproductive medicine, in vitro fertilization - 受精卵子 個影片檔及 b 捲影像00:16
video 4k prores hq. dewar vessel with liquid nitrogen with frozen embryos and eggs in a cryobank in a modern ivf clinic. reproductive medicine, in vitro fertilization - 受精卵子 個影片檔及 b 捲影像00:06
video 4k prores hq. dewar vessel with liquid nitrogen with frozen embryos and eggs in a cryobank in a modern ivf clinic. reproductive medicine, in vitro fertilization - 受精卵子 個影片檔及 b 捲影像00:15
spangle galls on an oak leaf. animated coloured scanning electron micrograph (sem) of spangle galls on the underside of a leaf from the english oak (quercus robur) tree. - 受精卵子 個影片檔及 b 捲影像00:15
graphic depiction explains what stem cells are, where they are harvested, and what they can become. - 受精卵子 個影片檔及 b 捲影像00:32