In terms of sophistication, polarized light microscopescan be categorized into three levels: small, highlycapable microscopes designed for education or basicanalytical work; laboratory grade, which allows fullpolarized light forensic analysis; and high grade laboratoryinstruments, which are also used for research.
The Okapi (Okapia johnstoni) is a mammal located in the Ituri Rainforest in the north east of the Democratic Republic of the Congo in central Africa. Although it has striped markings similar to those of the zebra, it is more closely related to the giraffe.he Okapi (Okapia johnstoni) is a mammal located in the Ituri Rainforest in the north east of the Democratic Republic of the Congo in central Africa. Although it has striped markings similar to those of the zebra, it is more closely related to the giraffe.
Ahi is a form of tuna derived from either the yellowfin or bigeye tuna. It is frequently caught in warm Pacific waters and sold fresh. It is found in great numbers in both Hawaii and off the Pacific Coast of Mexico and Southern California. This type of tuna is tremendously popular in sashimi, which is sushi containing raw fish.