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Kingdom Animalia. Chapters 26 . Characteristics of complex animals:. 1) Highly specialized cells and body tissues 2) Bilateral body symmetry 3) Front end or head with sense organs (cephalization) 4) A body cavity. Specimens activity:. For each of the numbered specimens, tell me:
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Kingdom Animalia Chapters 26
Characteristics of complex animals: • 1) Highly specialized cells and body tissues • 2) Bilateral body symmetry • 3) Front end or head with sense organs (cephalization) • 4) A body cavity
Specimens activity: • For each of the numbered specimens, tell me: • A) What is its name(s)? • B) Type of body symmetry? (none, radial, bilateral) • C) Is there cephalization? • D) Complex or simple animal? • E) Which phylum does it belong to? • F) Can you identify the class? Order? Etc • Appendix “E” starting on page 1074 may help • Also, chapters 26 may help you as well • *On loose-leaf, with you and your partner’s name
Introduction to kingdom animalia: • Most diverse kingdom in terms of physical appearance • Each phylum has its own body plan, meaning: unique anatomy (organization and type of tissues) • Over 95% of all animals are invertebrates Only about 5% are vertebrates • All animals have the following characteristics: a) heterotrophic b) multicellular c) eukaryotic cells with no cell wall
All animals carry out the following processes: • a) Feeding • b) Respiration • c) Circulation • d) Excretion • e) Response (to stimuli) • f) Movement • g) Reproduction • What are four characteristics that “complex animals” have in common?
“Thinking visually” (Page 663) • Intro to animals worksheets
Early development in animals: • Zygote = egg fertilized by sperm • Blastula = hollow ball of cells (formed by dividing zygote) • Blastopore = opening (inner tube) in the blastula
Early development in animals: • Protostome = an animal whose blastopore becomes their mouth (‘proto’ ‘first’, and ‘stoma’ ‘mouth’) • Deuterostome = an animal whose blastopore becomes their anus (‘deutero’ ‘second’, ‘stoma’ ‘mouth’) • *All vertebrates are deuterostomes • *Answer question #4 on page 663
Early development in animals: • Endoderm = ‘inner skin’ Forms digestive tract + respiratory system • Mesoderm = ‘middle skin’ Forms muscles, circulatory, reproductive, excretory systems • Ectoderm = ‘outer skin’ Forms sense organs, nerves, outer layer of skin
Presentations: General comments • Speak clearly (volume and speed) • Show interest • Make eye contact • Avoid reading (power point, not power paragraph) • Both presenters should speak • Don’t run away and sit down while people are asking questions
Know your material (meanings and pronunciations) • If you don’t understand it, don’t include it in the presentation-or (even better) find out what it means • Proofread for errors (spelling, missing words) • Include sources of information • Include information asked for in rubric given by the teacher
For the test: • Notes copied from power point • Handout assignment for section 26-1 • Chart of animal groups’ identifying characteristics • Crossword review puzzle will help also