BIO SCI 93 Study Guide - Ribosomal Rna, Booknotes, Lysosome
21 Jan 2014
School
Department
Course
Professor
40
BIO SCI 93 Full Course Notes
Verified Note
40 documents
Document Summary
Book notes: nucleus contains most of genes in the eukaryotic cell, nuclear envelope encloses the nucleus, separating its contents from the cytoplasm, double membrane, pore complex lines each pore and regulates the entry and exit of proteins and rnas and macromolecules, nuclear side of envelope lined by nuclear lamina net like array of protein filaments that maintain shape of nucleus by mechanically supporting the envelope, nuclear matrix framework of protein fibers extending throughout the nuclear interior, lamina and matrix help organize material so it functions efficiently, chromosomes structures that carry genetic information (in nucleus, carry dna molecule associated with many proteins, chromatin complex of dna and proteins making up chromosomes, as cell prepares to divide, the chromosomes coil (condense, human 46 chromosomes in nucleus (not including sex cells 23 chromosomes) fruit fly 8 chromosomes, 4 in sex cells, nucleolus place where a type of rna ribosomal rna (rrna) is synthesized from instructions in the.
