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使用實驗室分光光度計對液體進行研究
實驗室顯微鏡特寫。顯微鏡下細菌培養的分析。顯微鏡下的細菌研究。實驗室中的科學研究。
向日葵作物的控制，實驗室中向日葵種子的分析。一種新的可持續向日葵的轉基因種子。
A scientist holds a petri dish with bacteria and a small bottle with bacterial liquid.
許多細菌菌落生長在培養皿中的營養培養基上。
通過用電量計將設備連接到電網。對家庭用電消費者的分析和控制
Close-up laboratory microscope and petri dish with bacteria. Analysis of bacterial culture under a microscope. Study of bacteria under a microscope. Scientific research in the laboratory.
Petri dish with colonies of bacteria Pseudomonas putida, study of bacterial antagonism
Open test tubes with a yellow liquid are placed in a row on a laboratory tablet, the steps for isolating a bacterial plasmid
Close-up, gloved hands of a scientist holding a petri dish with large colonies of green bacteria on a white background.
Sunflower seeds in the palm of a scientist in a sterile laboratory, obtaining and studying sunflowers resistant to viruses and bacteria.
The scientist holds in his hand a large Petri dish with different colonies of bacteria on a white background, close-up.
兩個家用電器的電源插頭連接到電網。將一半的電器從插座上拔掉。
科學家正在培養皿上研究一個人的腸道和胃的微生物群，特寫。
Petri dish with holes in agar on white background, scientist holding petri dish in hands.
Special cuvettes for studying biological fluids. liquid with bacteria in an optical cuvette.
電泳后帶有 DNA 的凝膠特寫。PCR 后的電泳結果
Close-up, a scientist takes out one small test tube of yellow liquid from a tripod against the background of a working microscope. A sample of a cure for diseases.
Close-up of two gloved hands of a scientist holding a petri dish with red bacteria.
Optical measurement of the color of the test liquid in a cuvette using a spectrophotometer.
Yeast cells clump together when fixed on a glass slide and magnified under a microscope.
Many small golden colonies of bacteria on red ENDO medium.
An open petri dish containing colonies of golden bacteria.
一位科學家手中拿著兩個裝有黃色液體的小瓶，這是一個無菌的實驗室空間。
實驗室顯微鏡鏡頭下桌面上的培養皿，綠色細菌
Garbage bags lie on fresh green grass. People throw their garbage into nature.
一個開放的培養皿，內有分泌抗生素的放線菌細菌白色菌落
用于 DNA 電泳、DNA 和病毒分子研究的套裝。遺傳實驗室的實驗室設備。
DNA 凝膠電泳特寫圖。PCR 后的電泳結果。
Two Petri dishes under the microscope. Compare bacteria under the microscope. The study of various bacteria.
Close-up, the hand of a scientist in a blue glove holds a Petri dish with large colonies of bacteria on a white background
實驗室中拿著帶有抗體的微生物學平板的科學家特寫，人類抗體實驗
An engineer performs maintenance on a cargo refrigerator, updates the software by connecting a computer to the cold generator.
The scientist installs a multi-well plate with samples under a microscope to examine the results of the experiment with bacteria, in red light. Irradiation of bacteria.
培養皿中不同細菌、細菌柱的抗生素作用測試
A petri dish with bacteria under a microscope, highlighted in green, the close-up. Do the science of the future in the laboratory.
一套用于 3D 物體空間創意的扭曲塑料絲
根據標記的圖紙準備塑料絲環。用于便攜式筆 3D 打印的彩色絲線
微生物學測試：細菌在營養瓊脂中釋放抗生素的研究。實驗室中研究細菌的方法。
彩色方形紙的選集擺放在安裝工作面上
一套用于 3D 創意的工具，在一個立體地毯上有彩色圓柱和一支用于創建 3D 模型的筆。
RGB 細絲放置在有標記的墊子上
Genetically modified seeds in a petri dish for germination in the laboratory
實驗培養皿上帶有細菌的瓊脂柱。細菌拮抗作用的研究
灰色背景下的培養皿，培養皿中的瓊脂柱上細菌萌發
Bacterial colony zones on a Petri dish, scientist showing bacterial cultures on a white background.
Blocks of bacterial colonies in a petri dish, studying the interaction of bacteria.
科學家手中拿著液體分配器和空燒瓶，白色背景
Petri dish with bacterial colonies on gray background, doctor holds petri dish in hand.
Close-up of colored paper envelopes laid out on a marked green surface.
Stack of colored paper in a person's hand against the background of a drawing table with a ruler and zones.
戶外體育場看臺上的黃色塑料座椅。由于日曬，油漆正在褪色。
藍色架子上的小試管堆疊在一起。人類對各種疾病的抗體集合。
A petri dish with red colonies of bacteria against the background of a working microscope in the laboratory.
科學家手中培養皿里紅色細菌菌落的特寫，培養皿在他的桌子上
Lots of small Eppendorfs in a pencil case, a set of test tubes for experiments.
Laboratory study of various bacteria using agar plating methods
Colored colonies of bacteria in Petri dishes and a pencil case with test tubes.
一個培養皿里有細菌菌落，旁邊放著一臺顯微鏡
Close-up of a scientist taking a yellow liquid from a test tube using a large pipette.
Petri dish with red yeast colonies on a white background. A scientist holds a petri dish with bacteria.
在醫學實驗室的顯微鏡鏡頭放大下研究細菌細胞
使用電子實驗室設備對培養皿中的細菌進行分析和研究
裝有冰塊的盒子里放著裝有試管的鉛筆盒。在冰上冷卻試管中的實驗樣本
Chains of bacteria on a white background at a thousand times magnification.
The scientist collects yellow liquid from a large test tube, uses a chemical pipette.
A petri dish with colonies of bacteria, in the background a working microscope magnifies bacterial cells.
A scientist holds a Petri dish with red bacteria in his hand next to a large microscope, under the magnification of the microscope an immunological plate.
Laboratory and scientific instruments help scientists in research, close-up of a panel of buttons against the background of a scientist's hand in a glove.
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