1.   2. Gaseous exchange : uptake of O2 from the environment and the discharge of CO2 to the environment. Takes place in respiratory structures. Movement of the respiratory…

1. GASEOUS EXCHANGE 2. SYLLABUS REQUIREMENTS 4.6.1 Gaseous exchange in plants, insects, bony fish and mammals. Fick’s Law as applied to respiratory surfaces in order to…

1. Arthropods Echinoderms Crustaceans Spiders & Scorpions Ticks & Mites Centipedes & Millipedes Insects Starfish Sea Urchins Sand dollars Sea lilies Sea cucumbers…

Slide 1 Lecture 17 The Respiratory System Slide 2 The Evolution of Lungs  Most of the primitive phyla of organisms obtain oxygen by direct diffusion from seawater …

UNIT 6: ARTHROPODS AND ECHINODERMS BIOLOGY II   SECTION-1: CHARACTERISTICS OF ARTHROPODS -There are more species in the Phylum Arthropoda than in all the other animal…

Gas Exchange By Zoe Kopp-Weber Coevolution of circulatory and respiratory systems Allowed for vertebrates to develop larger bodies and locomotion. As these abilities grew,…

Slide 1 Birds meet their needs on Land, in Water, and in the Air BIRD SPECIES LIVE IN MOST ENVIRONMENTS BIRDS CAN MAINTAIN BODY TEMPERATURE MOST BIRDS CAN FLY BIRDS LAY EGGS…