living things in a drop of water (1st edition) - part 15 of 20. striking photomicrography pictures single-celled and multi-celled plants and animals. the film helps children discover that these plants and animals have the same life functions as larger liv - 草履蟲 個影片檔及 b 捲影像00:35
living things in a drop of water (1st edition) - part 9 of 20. striking photomicrography pictures single-celled and multi-celled plants and animals. the film helps children discover that these plants and animals have the same life functions as larger livi - 草履蟲 個影片檔及 b 捲影像00:35
living things in a drop of water (1st edition) - part 8 of 20. striking photomicrography pictures single-celled and multi-celled plants and animals. the film helps children discover that these plants and animals have the same life functions as larger livi - 草履蟲 個影片檔及 b 捲影像00:32
cu microscopic view of ciliate protozoan, showing organelles, vacuoles, oral groove detail, blue background - 草履蟲 個影片檔及 b 捲影像00:45
cu microscopic view of ciliate protozoan, showing organelles, vacuoles, oral groove detail, orange background - 草履蟲 個影片檔及 b 捲影像00:20