11.13.2007 BI211 Artropod Lab Introduction 1. Arthropods have an exoskeleton that encloses the body similar to armor. They have bilateral symmetry and a true coelom. Arthropods also have well developed sensory organs. 2. There are more than one milli
10.29.07 BI211 11 am Lab/ 11 am Lecture Flatworm Lab Phylum Platyheminthes-Flatworms I. Introduction 1. All flatworms have bilateral symmetry they live in water, either fresh or marine, or damp terrestrial habitats. Flatworms also have thin bodies be
11.06.2007 Biology 211 11am Lab / 11am Lec Phylum Mollusca-Mollusks 1. Mollusks are soft-bodied animals, and some are protected by a shell made of calcium carbonate. Their bodies have three main parts: a muscular foot, a visceral mass, and a mantle.
10.03.07 Lab #2 Protists and Prokaryotes
B. Bacterial Shapes In slide we can observe: Spirillae Cocci Bacilli All of the cells are smaller, and you cannot see the internal structures because they have lesser complex structures than anima
11.30.2007 Bi 211 11 am lec / 11 am lab Shark Article 1. The lateral line in fish is a stripe extending down the sides of many fish and amphibians from gill to tail. The lateral line helps to detect water displacement, and consists of a row of specia
CHELICERFORMS / ARACHNIDS
Earliest cheliceriforms were water scorpions. 60,000 species known although many mites remain undescribed or undiscovered. Most arachnids are solitary except for the time of mating Females may guard their eggs or young, whic