While looking at microscope slides prepared from pond water samples, you find two different micro-organisms. Since both organisms appear to have a nucleus, you have determined that they are eukaryotic protists. You are unsure whether each protist is an amoeba, a flagellate, ciliate, a protozoan, an algae, a euglenoid, or […]

On a normal ordered chromsome, two loci, a and b, lie 15 map units apart on the left arm of a metacentric chromosome. A third locus, c, lies 10 map units to the right of b on the right arm of the chromosome. What frequency of progency phenotypes do you […]

Part – I a) Briefly explain the principles of microscopy b) What is the difference between magnification and resolution c) Compare and contrast bright-field and dark-field microscopes d) Explain how phase-contrast and fluorescence microscopes work. Part – II a) Explain the importance of staining techniques in microbiology b) Explain the […]

A number of theories have collective behavior have been reviewed in chapter 11 of our textbook. Pick one of the following theories. Describe the basic tenets of that theory. Finally, compare the role that larger, social-structural conditions play in each of them, if at all. Mass hysteria theory Emergent norm […]