Bio 181 nau exam - Study guides, Class notes & Summaries

BIO 181 NAU- Exam 1

Bio 181 Final Exam Study Guide (nau) with Complete Solutions | All Verified Cell Theory - Answer️️ -1. all living organisms are composed of 1 or more cells. 2. cells are the smallest units of life. 3. cell division produces new cells. Eukaryotic - Answer️️ -(true nucleus) >protists, fungi, plants animals >plasma membrane >membrane bound organelles >multi-cellular Prokaryotic - Answer️️ -(no cell nucleus) >plasma membrane >double layer of phospholipids a...

Matter Anything that occupies space and has a mass Three Physical States of Matter Solid, liquid, gas Element Substance that cannot be broken down into other substances by chemical reactions Four elements that make up about 96% of the weight and most cells: Oxygen, carbon, hydrogen, nitrogen Atoms The smallest functional units of matter that form ALL chemical substances Three subatomic particles Protons, Neutrons, Electrons Protons Positive charge, found in nucleus. Number of protons is ...

Gene Expression Process by which DNA directs protein synthesis; transcription and translation Transcription Synthesis of RNA under DNA direction; Produces mRNA; use same language Translation Synthesis of polypeptide under RNA direction; Nucleic acids and amino acids use different language, Ribosomes are site of translation Triplet code Series of three-nucleotides (make amino acids) Template strand Provides template for RNA transcription mRNA base triplets Codons Direction codons are rea...

Notes on leading strand