Biology Topics
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Biology
Cell: The Unit of LifeB Question 2 Itranscript Describe these structures O more than one a tetrad 4 B


Biology
Human Health and Diseases1 Convert a 5 mL to L b 650 L to mL c 40 L to mL d 10 mL to L e 1500 mL to L 2 What micropipettor p2 p20 p200 or p1000 would you use to pipet the amounts above ar would the window read example to pipette 250 L I would use the p1000 set at 025 If the volum too large for a single pipettor how would you work around this

Biology
BiomoleculesYou counted 5 cells on one large grid of the hemocytometer The sample was diluted 1 1 in trypan blue What would be your final cell ml concentration of the cell sample O 5 x 10 cells ml O 2 x 10 cells ml O 2x 105 cells ml 5 X 104 cells ml

Biology
Biotechnology & its ApplicationsTo genetically transform an entire organism you must insert the new gene into every cell in the organism Which organism is better suited for total genetic transformation one composed of many cells or one composed of a single cell Explain

Biology
Anatomy of Flowering PlantsAll the following are true statements regarding compound light microscopes except Closing and opening of the iris diaphragm can increase or decrease the contrast of the observed specimen Viewing a sample with the 10X objective would magnify the specimen 1000 times its actual size Magnification in which a specimen is being viewed can be changed by use of different objective lenses O The condenser focuses the light source on a specimen


Biology
EvolutionYou performed a bacterial transformation a What did you transform and how b How do you select for bacteria that contain your DNA of interest


Biology
Anatomy of Flowering Plants1M sodium pyrophosphate is required for skeletal muscle contraction O True O False

Biology
The Living WorldLabel the 5 reagents necessary for a successful Polymerase Chain Reaction and their function

Biology
Biotechnology & its ApplicationsDNA has been loaded onto an agarose gel a Does DNA carry an overall positive neutral or negative charge b When placed in the gel box DNA migrates toward which electrode c Does DNA fragment size have an effect on how fast DNA migrates through a gel Explain d Why are we able to see DNA fragments in the gel when it is exposed to UV light

Biology
The Living WorldWhat are the three steps to a cycle of a PCR reaction and what occurs in these steps

Biology
Cell: The Unit of LifeAll the following are types of substrates used in mammalian cell culture to potentially increase cell adhesion except O Tissue culture O Collagen Poly L lysine Phenol red

Biology
The Living WorldDescribe 5 key techniques you utilized to reduce the risk of contamination of your mammalian culture cells