Match the sentence halves
1 A biochemist studies the chemical processes within living organisms
2 PH meters, a balance for weighing out chemicals, a variety of buffers and other chemicals are
3 Special freezers are
4 proteins and tissues are kept at
5 Enzymes and reagents are kept chilled and stable with the help of
6 Gel electrophoresis is used
7 a spectrophotometer is necessary for
8 A fluorescence spectrophotometer is used for
9 a cold room is necessary for
10 Agar forms a gel
11 Incubators and shakers are used for.
A in a biochemistry laboratory
B basic components of science research labs
C kept at -94° F
D (-70° C)
E for examining proteins
F an ice machine which generates ice
G measuring protein concentrations
H more specialized applications
I isolating and purifying protein
J that the microorganisms grow on
K growing bacteria or yeast
1.5 Name the laboratory equipment and say what theyare used for
Mark the sentences as true or false
1 Refrigerators and freezers are used for storing supplies.
2 All biochemistry labs have gel electrophoresis supplies and other equipment for examining proteins.
3 Some chemistry labs have a fluorescence spectrophotometer for more specialized applications.
4 Chromatography equipment is special equipment which all the labs have.
5 HPLC systems separate enzyme or conduct assays on small molecules.
6 GC systems evaporate volatile compounds.
7 FPLC systems purify large quantities of protein to examine them.
8 Proteins can be isolated and purified at in cold rooms to keep them stable.
9 Genetic engineering involves manipulating DNA or RNA in organisms.
10 A sterile hood that can be wiped down with a germicidal lamp.
11 Biotechnologists sterilize the supplies in an autoclave.
Date: 2016-03-03; view: 783