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2 Topic Pages Found in Medicine and starting with the letter X
Details List
All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Open X chromosome
X chromosome

Larger of the two sex chromosomes in humans and other placental mammals, the smaller being the Y chromosome . In females both the sex chromosomes are

Open X-rays
X-rays

invisible, highly penetrating electromagnetic radiation of much shorter wavelength (higher frequency) than visible light. The wavelength range for X