Ribosomes and Mitochondria
Subject:
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Ribosome
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prokaryotic cell biofact sheet
Subject:
The Prokaryotic Cell B io F actsheet September 2000 Number 73 1 The contents of this Factsheet cover the relevant AS syllabus content of the major examining boards. By studying this Factsheet the candidate will gain a knowledge and understanding of the structure of a prokaryotic cell, the range of prokaryotic organisms and the importances of prokaryotic organisms. Introduction Bacteria (eg Escherichia coli) and Cyanobacteria (blue-green algae) (eg Nostoc) are single-celled and characteristically possess no nucleus. They are prokaryotic organisms. Remember ? the Cyanophyta or blue-green algae are now classed as Cyanobacteria because they are prokaryotic. Algae are all eukaryotic since they possess nucleated cells and cell organelles. In some older
Pearson Biology Guided Reading Chapter 4
Subject:
Chapter 4: A Tour of the Cell 24 Copyright ? 2015 Pearson Education, Inc. Name ________________________ Period _________ # 152826 Cust: Pearson Au: Reece Pg. No. 24 Title: Active Reading Guide for Campbell Biology: Concepts & Connections, 8e C / M / Y / K Short / Normal DESIGN SERVICES OF S4-CARLISLE Publishing Services Chapter 4: A Tour of the Cell Guided Reading Activities Big idea: Introduction to the cell Answer the following questions as you read modules 4.1?4.4: 1. A(n) ____________ uses a beam of light to illuminate the specimen. 2. Beginning students usually confuse magnification and resolution. Briefly compare magnifica- tion with resolution. 3. Which of the following associations is incorrect? a. Light microscope; live bacterial cell
Pearson Biology Guided Reading Answers Chapter 4
Subject:
Chapter 4: A Tour of the Cell 24 Copyright ? 2015 Pearson Education, Inc. Name ________________________ Period _________ # 152826 Cust: Pearson Au: Reece Pg. No. 24 Title: Active Reading Guide for Campbell Biology: Concepts & Connections, 8e C / M / Y / K Short / Normal DESIGN SERVICES OF S4-CARLISLE Publishing Services Chapter 4: A Tour of the Cell Guided Reading Activities Big idea: Introduction to the cell Answer the following questions as you read modules 4.1?4.4: 1. A(n) _______________ uses a beam of light to illuminate the specimen. 2. Beginning students usually confuse magnification and resolution. Briefly compare magnifica- tion with resolution. 3. Which of the following associations is incorrect? a. Light microscope; live bacterial cell
Pearson Guided Reading Activities
Subject:
Chapter 4: A Tour of the Cell 24 Copyright ? 2015 Pearson Education, Inc. Name ________________________ Period _________ # 152826 Cust: Pearson Au: Reece Pg. No. 24 Title: Active Reading Guide for Campbell Biology: Concepts & Connections, 8e C / M / Y / K Short / Normal DESIGN SERVICES OF S4-CARLISLE Publishing Services Chapter 4: A Tour of the Cell Guided Reading Activities Big idea: Introduction to the cell Answer the following questions as you read modules 4.1?4.4: 1. A(n) ____________ uses a beam of light to illuminate the specimen. 2. Beginning students usually confuse magnification and resolution. Briefly compare magnifica- tion with resolution. 3. Which of the following associations is incorrect? a. Light microscope; live bacterial cell
Pearson Guided Reading Activities KEY CH4
Subject:
Chapter 4: A Tour of the Cell 24 Copyright ? 2015 Pearson Education, Inc. Name ________________________ Period _________ # 152826 Cust: Pearson Au: Reece Pg. No. 24 Title: Active Reading Guide for Campbell Biology: Concepts & Connections, 8e C / M / Y / K Short / Normal DESIGN SERVICES OF S4-CARLISLE Publishing Services Chapter 4: A Tour of the Cell Guided Reading Activities Big idea: Introduction to the cell Answer the following questions as you read modules 4.1?4.4: 1. A(n) _______________ uses a beam of light to illuminate the specimen. 2. Beginning students usually confuse magnification and resolution. Briefly compare magnifica- tion with resolution. 3. Which of the following associations is incorrect? a. Light microscope; live bacterial cell
Translation
Subject:
RNAs as Intermediates in the Flow of Genetic Information Transcription by DNA dependent RNA polymerase RNA processing - pre RNA RNA Translation protein processing polypeptide protein RNAs function in RNA processing: snRNA snoRNA RNAs function in translation: mRNA, tRNA rRNA TRANSLATION - The mRNA sequence is translated into a polypeptide (sequence of amino acids) which is then modified, folded and transported to the cellular compartment where it will assemble with other macromolecules and function as a protein. Nirenberg and Matthei used synthetic mRNA AND an in vitro protein synthesizing extract synthetic mRNA + cell-free extract + radioactive amino acid (one at a time) Poly (U) ~ (UUUUUU) - Phe AAAAAA - Lys CCCCCCC- Proline Some codons were initially ambiguous?
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