PDF-Slime and staining

also known as 145biolms146 Bacteria and fungi present naturally in air and water can attach to damp surfaces and multiply to form a visible black slime or stain in various colours black re. !. An Introduction to Polymers. Sharon Elementary Science Night. A polymer is a chemical compound or mixture of compounds consisting of repeating structural units. Polymers are made from smaller compounds called monomers, joined together in a chemical reaction.. 2. Laboratory 4. BIOL 171. Note: . T. he PowerPoint in lab will be abridged so you have more time. Please take a few minutes to read this thoroughly. Thanks!. Lab Study E: . Amoebozoans. Amoeba . proteus. HAEMATOXYLIN & EOSIN. . Supervised by : . Dr.Sherifa. . Prepared by: Reem Aldossari. Lama . Alabdi. H&E staining:. The best known and most widely used staining procedure, . hematoxylin. -eosin staining (H&E), uses . (BD Biosciences Protocol) Materials: Staining medium (SM) [1X HBSS; 2% (v/v) calf serum; 10mM NaN 3 10 mM HEPES, pH 7.2] Sterile filtered calf serum (CS) [0.45m TC sterile filtered] Gey’s solu slugtastic. !”. SLUGS. Where do slugs live?. We love to live in moist areas . Most . slugs will eat plants, fungus, decaying vegetable material. ... . but some are even predators (somehow. !).. * I . : . Rhizaria. What Is A . Protist. ?. Protist. means “the very first”. They are mostly unicellular, but some are . multicellular. (algae). . Protists. can be heterotrophic or autotrophic. . Most . 1. We put 2 tablespoons of cornflour into our bowls.. 2. Next, we gradually added water (which was coloured with food colouring) to the cornflour.. 3. Then we stirred the mixture very slowly……………... Shuntarou. . Oishi. . 　　. . Haruka. . Tsuruoka. 　　. . 　　. Miku. . Nariyama. 　. . 　　. . Haruka. Nishimura. Summary. Slime . mold . naturally avoids . c. hemical . substances that it dislikes.. Staining. Coloring organism with a dye. Microorganisms must be . FIXED. to microscopic slide first. Kills microbe. Attaches organism to the slide. Preserves various parts with minimal distortion. Steps to fix:. A.L. Noor Ameer . The reasons of staining. 1- To study their shapes . 2- . To differentiate the species of bacteria by using differential . stain.. 3- . To study the internal components of the bacterial . Faculty: Dr. Rakesh Sharda OBJECTIVES OF STAINING Improves visibiltiy by greater contrast between the organism and the background, differentiate various morphological types (by shape, size, arrangeme This. procedure is called . so,when. certain bacteria or some of their . structures could not be stained or seen or being differential with other bacteria cells when using the ordinary . staining,such. Havana Junior High School. Playing with Polymers. Table of Contents. Polymer Notes. Safety . Rules. Oobleck. Gloop. Slime Tests. Boogers. Goobers. Super . Slime. Final Instructions. Quick Links. 1. What is polymerization?. Fixatives used in histopathology. 2. Staining. Differential staining. Gram’s staining. Vital staining. Trypan. blue- dead cells take up the stain . i.e. stain positively and live cells . Exclude the stain or stain negatively.