Using sea urchins as a model organism for UV studies 75 Mechanisms that protect against damage from UV 75 Sea Urchin DevelopmentÑEffects of Ultraviolet Radiation 73 Ultraviolet radiation in Earth's atmosphere 73 Instructions for normal fertilization 62 Watching fertilization 63Ĭleavage, gastrulation, and larval stages 66ħ. Echinoid Fertilization and Development 59 Collecting 59 Stereology 48 Tunica albuginea 48 Seminiferous tubules 48 Spermiogenesis 50 Interstitial cells 51 Comparative sperm morphology 51įollicles 52 Theca 54 Oocyte 54 Corpus luteum 55 Histological Hitchcocking 55Ħ. Labeling with vital dyes 36 Transecting, grafting, and disaggregating pseudoplasmodia 37 Disruption of cyclic AMP levels 38 Behavioral studies 39 Completing your experiments 40ĥ. The vegetative stage 31 Aggregation 31 Pseudoplasmodium 33 Culmination 34 Sexual reproduction: A rare event 34 Preparing for your laboratory studies 35Ĭulture procedures 35 Experiments using Dictyostelium 36 Make your $1000 microscope into a $10,000 instrument for pennies 25Ĭolor filters 25 Polarizing filters 25 Dark-field optics 26 Measurement under the microscope 27 Care and maintenance of your microscope: "Twelve good rules" 27 The condenser 22 Iris diaphragm 23 Other settings when maximum resolution is not desired 23 Safety first 20 Stage 20 Magnifications 20 Oculars 20 Objectives 21 Koehler illumination 22
Using the Compound Microscope 19 The microscope 19 The workbench 14 Dissecting tools 14 Glassware 15 Fluids 15 Rules for the road 16ģ. Getting Started 1 Things you will need 1Ī format for your notebook 3 Formal laboratory reports 3Īnatomy of a scientific paper 3 Some hints about writing 4 Developmental Biology, A Guide for Experimental Study, Second Edition, 2000
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