Microbiology

A Photographic Atlas of Marine Biology by Gary D. Wisehart, Erin C. Rempala, Michael J. Leboffe, David

By Gary D. Wisehart, Erin C. Rempala, Michael J. Leboffe, David Ferguson

This ebook is a full-color complement that gives pictures of preserved specimens and photographs taken at quite a few aquaria to supply insurance of organisms within the world's oceans. it truly is designed to accompany any marine biology textual content or laboratory handbook. 3-hole drilled

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A Photographic Atlas of Marine Biology

This e-book is a full-color complement that gives images of preserved specimens and photographs taken at a variety of aquaria to supply assurance of organisms within the world's oceans. it really is designed to accompany any marine biology textual content or laboratory handbook. 3-hole drilled

Extra resources for A Photographic Atlas of Marine Biology

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See Appendix B for definitions of terms used at branch points in this figure. regards. For example, all sponge cells retain the capacity for amoeboid movement and are totipotent (capable of developing into all-body cell types). If the cells of a sponge colony are disaggregated, they can rapidly re-assort themselves and the sponge can repair and regain its organizational structure. Wounds or physical damage to the colony SECTION 3 Marine Invertebrates m 5-3 Calcarea Hexactinellida Demospongiae Spicules not with 6 rays Calcium carbonate spicules Poriferan Cladogram This is the classical representation, but evidence is supporting paraphyly for the Demospongiae when the Homoscleromorpha are included.

Chlorophylls a and c, and b-carotene are also present. Oil droplets (the storage material) are frequently visible. The cell wall, or frustule, is made of silica embedded in an organic matrix and consists of two halves, with one half overlapping the other in the same way the lid of a box overlaps its base. The larger portion is the epitheca and the lower one the hypotheca. Where the valves overlap, two B 4-5 Basic Diatom Shapes (Stramenopiles) Diatoms present one of two basic shapes. (a) Pennate diatoms are elongated and may or may not be bilaterally symmetrical.

A red photoreceptor called an eyespot at the complexans, and ciliates. Only the dinoflagellates have cell’s anterior is another distinctive feature. They possess autotrophic members. the same photosynthetic pigments as chlorophytes, but Dinoflagellates (also discussed in Chapter 3) (Figure store a different carbohydrate (paramylon) in the cytoplasm 4-4) are typically unicellular and have two flagella: one (rather than starch in the chloroplast).  Hypotheca Chapter 4 Simple Eukaryotic, Planktonic, and Benthic Autotrophs m 4-4 Dinoflagellates (Dino­ phyceae) The anterior part of a dinoflagellate cell wall is the ­epitheca, and the posterior cell wall is the hypotheca.

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