This process is called qrum sensing Most o f th e tim e bacteri a liv e with thous ands o f other species (种类) o f bacteria. T he c has to b e a lanquag e o f intersnecies comm nication. In fact bacteria, hav e another kind f signal molecule, which is th e common ...
SKIN SCOURGE MRSA, A TREATMENT-RESISTANT FORM OF BACTERIA THAT SPREADS THROUGH DIRECT CONTACT, IS CALLED A GREATER THREAT TO PUBLIC HEALTH THAN SARS OR BIRD FLUAlice Dembner, Globe Staff
a single one were to act alone.This process is called quorum sensing. Most of the time,bacteria live with thousands of other species (种类)of bacteria.There has to be a language of interspecies communication.In fact,bacteria have another kind of signal molecule,which is the common language ...
Mom: Well, the common cold is a kind of respiratory infection. 妈妈:嗯,普通感冒是一种呼吸道感染。 ✎Respiratory读作 [ˈrespərətɔ:ri]。 It comes from a certain kind of germ called a virus. 它来自一种叫做病毒的病菌。 Child: What's the difference between germ, virus, and b...
推理判断题。根据第一段“In 2016, Japanese scientists found a kind of bacteria, which they called Ideonella sakainesis, could “eat” plastic.(2016年,日本科学家发现了一种被他们称为Ideonella sakainesis的细菌,这种细菌可以“吃”塑料)”可知,作者写这篇文章的目的是介绍一个新发现。故选D。
Each sphere or spiral or rod is called a cell. Animals have millions of cells, but bacteria have only one cell. This single bacterial cell is called a bacterium. An outer wall surrounds the cell and protects it. A substance called DNA floats around inside the cell. ...
After a time, the bacteria begin to naturally produce enzymes (酶) to break down the glue. The mother-daughter team then mixes the bacteria with a natural algae-based substance, called a gel (凝胶), and places it onto the paintings. After about three hours, the gel mixture is removed, ...
behavior, while the heat signals initiate the expression of bacteria lysis proteins which are under the control of a heat-sensitive promoter in the signal process module. Next, the AMF-Bac lyses and releases an immunotherapeutic drug, anti-CD47 nanobody (CD47nb), that is pre-expressed and ...
•Thebacteriaisoneofthesocalledsuperbugs,whichareresistanttoantibioticsinsomestagesoftheirdevelopmentinthesystemofapatient.Thereareabout500to1,000differentspeciesofbacteriumineachhumanbody.Theymultiplyinanadulttoformabout100trillionindividualcells-abouttentimesasmanyasthehumancellsthatmakeupasinglehumanbeing.