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.
Okapis are the only living relative of Giraffes. In addition to a long neck, Okapis have a reddish coat, black-and-white striped legs and a 12-inch-long, purple prehensile tongue. Adult Okapis weigh 500 to 700 pounds and stand about five feet tall at the shoulder. Females are generally larger than males. Okapisâ gestation period is 14 to 15 months.