BIO 120 Objectives 4 General Zoology BIO 120 Lecture NOVA Loudoun Campus Fall 2013 Chapter 4 Objectives Please respond to the following questions in preparation for the lecture evaluation on this material 1 What is the hierarchy of life HINT students should be familiar with the terms atoms molecules cells tissues organs organ systems organisms population communities ecosystems and biosphere 2 What are the four basic types of biological macromolecules What are monomers and polymers 3 What are carbohydrates What are monosaccharides and polysaccharides 4 What are lipids What are phospholipids 5 What are proteins How many types of amino acids are there What are enzymes 6 What are nucleic acids What are deoxyribonucleic acid DNA and ribonucleic acid RNA 7 How are prokaryotic cells different from eukaryotic cells HINT students should understand differences in cell size DNA nutrition and replication What are organelles 8 What are six characteristics common to most animals HINT students should understand organization heterotrophy multicellularity lack cell walls high activity level and embryonic development 9 What are the zygote blastula and gastrula What is cleavage 10 What are the three germ layers What do the ectoderm mesoderm and endoderm develop into 11 What are asymmetry spherical symmetry radial symmetry and bilateral symmetry HINT students should refer to Figure 4 11 12 How are the terms oral aboral anterior posterior dorsal ventral and distal proximal used to describe regions of an animal What are frontal sagittal and transverse planes HINT students should be able to illustrate an animal and label both directional terminology and planes BIO 120 Objectives 4 Biological macromolecules Carbohydrates sugars Lipids fats sterols waxes phospholipids Phospholipids two fatty acid tails and a glycerol makes up cell membranes Sterols have 4 rings Proteins essential to transportation structure etc Monomers building blocks Polymers chain or linkage of monomers collection of monomers bonded Monomer amino acids Polymers peptide chains Enzymes catalyze reactions Nucleic acids nucleotides DNA genetic code for proteins RNA messenger molecule together Domains most inclusive group Bacteria prokaryotes Archaea prokaryotes Eukarya Fungi Plants Animals Protists Replication structure Differences between prokaryotes and eukaryotes
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