Building Vocabulary: The Nucleus, DNA, and Chromosomes1) ____________ is the self-replicating material present in nearly all living organisms; it is the main constituent of chromosomes and the carrier of genetic information.2) ____________ is used in all steps of protein synthesis and carries the genetic information of many viruses.3) The ____________ is the most prominent membrane-bound organelle in eukaryotic cells, and it houses most of a cell's DNA.4) The ___________ is the two-layered membrane that encases the nucleus of a eukaryotic cell, separating the nucleus from the cytoplasm.5) A protein-lined channel in the nuclear envelope that regulates the transportation of molecules between the nucleus and the cytoplasm is called a ____________.6) The round body that sits inside the nucleus of a eukaryotic cell and makes ribosomal subunits from proteins and ribosomal RNA is known as the ____________.7) _____________ are tightly coiled bundles of DNA and protein found in the nucleus of most living cells.

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