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Eesti: Trihhoomid ehk lehekarvad on unikaalsed ühest rakust koosnevad struktuurid müürlooga lehe ja varre pinnal. Trihhoomi rakk on sadu kordi suurem kui ümbritsevad epidermise rakud, trihhoomi raku tuumas on 64-128 korda rohkem DNA-d kui diploidsetes rakkudes.
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