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.
The okapi and the giraffe are the only living members of the family Giraffidae. The okapi stands about 1.5 m (4.9 ft) tall at the shoulder and has an average body length of about 2.5 m (8.2 ft).Its weight ranges from 200 to 350 kg (440 to 770 lb).hey are essentially solitary, coming together only to breed. Okapis are herbivores, feeding on tree leaves and buds, grasses, ferns, fruits, and fungi. Rut in males and estrus in females does not depend on the season. In captivity, estrous cycles recur every 15 days.