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Remainder of notes from Unit 1

by: Whitney Marie Halaby

Remainder of notes from Unit 1 Bio 120-001

Marketplace > Towson University > Biology > Bio 120-001 > Remainder of notes from Unit 1
Whitney Marie Halaby
GPA 3.47

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About this Document

These are the remainder of the notes for unit 1- this should be helpful for the cumulative final.
Principals of biology
Class Notes
Bio, BIO 120, Biology
25 ?




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This 1 page Class Notes was uploaded by Whitney Marie Halaby on Sunday February 21, 2016. The Class Notes belongs to Bio 120-001 at Towson University taught by Partain in Spring 2015. Since its upload, it has received 21 views. For similar materials see Principals of biology in Biology at Towson University.


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Date Created: 02/21/16
BIO 120­ Class Notes 2/8/16­2/15/16  Eukaryotes: plant, animal, fungi, protest   Prokaryotes: small, simple, fewer cells, bacteria, been around longer than  eukaryotes   Plant Cell: cell wall & chloroplasts – animal cells do not have them  Passive Transport: no ATP (cellular energy) is required because it moves with the concentration gradient ­> simple diffusion (osmosis), facilitated diffusion, dialysis  Active Transport: ATP is required, the solvent moves against the concentration  gradient – low concentration to high concentration ­> exocytosis, endocytosis   Simple Diffusion: no ATP, high oxygen to low oxygen   Osmosis: when water is equal on both sides of the membranes  pH: strength/weakness of an acid or base   Cell membrane/plasma membrane: protection, communication, all organisms  have cell membrane, has phospholipid bilayer   Cell Wall: outside of cell membrane, plants, fungi   Bacteria has DNA even though it doesn’t have a nucleus   Metabolism: o All physical and chemical processes in the body that convert or use energy  Water  Enzymes   Calories  Digestion: o Breakdown of food production into smaller and simpler compounds  Macronutrients  Micronutrients  Enzymes  Respiration o A metabolic reaction where glucose is broken down and energy is release  for use by the cell and life processes   Oxygen   Glucose  Enzymes   Mitochondria   Enzymes: o Work in specific temperatures and need vitamins in order to function –  vitamins assist enzymes in whatever they are doing   Photosynthesis: o Chloroplast  o Gives out oxygen and glucose  o Requires sunlight


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