(略) 結構多糖甲殼素、 外骨骼的節肢動物 (蜘蛛、 甲殼類動物、 昆蟲等) 與真菌的細胞壁的主要組成部分的結構。它是類似,纖維素,但具有不同側面組對 2 碳的葡萄糖。可這種材料可吸收的手術執行緒。顯示只潛力無窮聚合物的一個小片段。在繪製的它。 甲殼素 多糖 糖 甲殼素
<p>圖示科學漫畫化學免費實驗室管燒杯實驗室 papapishu 試管 testtube 試管</p><p><em>試管圖示剪貼畫</em></p> 測試 管 圖示 試管圖示剪貼畫
Science and education vector footage of chemistry equipment. Images of books with blank covers in different colors and a silver flask with bubbling liquid inside. Free vector graphics for your science, chemistry, education, laboratories, experiments, research, school and knowledge visuals 玻璃 泡沫 科學 化學書佈局
Science and research vector footage of chemistry equipment. Images of transparent glass vessels with different shapes, brightly colored liquids inside, flask on a tall metal stand, retort for distillation and a molecule model. Free vectors for your chemistry, experiments and reactions visuals 科學 液體 設備 化學圖形集
Spreader- Instrument to spread the bacterial culture on plates containing growth media 層流 攤鋪機 細菌 吊具微生物學
The abbreviated structure of the storage polysaccharide starch; just a short segment shown (starch is a long, potentially infinite, polymer of alpha-glucose molecules). Unbranched starch, like the one drawn here, is called amylose. Drawn in Inkscape 生物學 化學 食品 澱粉
A ball-and-stick model structure of acidic (negatively-charged) amino acid glutamic acid (Glu, E). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape 酸 酸性 氨基 谷氨酸 (氨基酸)
A ball-and-stick model structure of polar amino acid asparagine (Asn, N). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape 酸 氨基 氨基酸 天冬醯胺 (氨基酸)