Select Page

Archives: Dictionary


/ˈkrōməˌsōm/ Noun, pl. chromosomes 1. A structure within the cell that bears the genetic material as a threadlike linear strand of DNA bonded to various proteins in the nucleus of eukaryotic cells, or as a circular strand of DNA (or RNA in some viruses) in the cytoplasm of prokaryotes and in the mitochondrion and chloroplast of certain eukaryotes. ( 2. A threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes. (Google Dictionary) 3. (Biology, Cytology) A structure in the cell nucleus that contains DNA, histone protein, and other structural proteins. ( Word origin: 19th century: from German Chromosom, ultimately from Ancient Greek χρῶμα (khroma, “colour”) + σῶμα (“body”) (because they are stained under the...

Read More

Struggling in Biology?

Are You Premed?

Confused about the MCAT? Not sure how to prepare? This guide will show you how