Support
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11 terms
Terms | Definitions |
|---|---|
 Integument | Provides protection and sometimes support |
| invertebrates | single-layered epidermis, sometimes with cuticle |
| Cephalopods | cuticle, epidermis, connective tissue (dermis), layer of iridocytes, and more connective tissue |
| Arthropods | epidermis (hypodermis) that secretes a complex cuticle, inner procuticle (protein and chitin) and outer epicuticle (protein and lipid for waterproofing) |
| Cuticle | flexible or calcified or sclerotized: often serving as an exoskeleton |
| ecdysis | Must be shed to allow growth |
| Vertebrates | have epidermis (stratified epithelium of ectodermal origin) and dermis (connective tissue of mesodermal origin) |
| cornified | Epidermis keratinized in terrestrial forms (scales, feathers, hair) |
| Dermis bone | armor —> flexible scales) (antlers |
| Color | structural (physical structure affects light) or pigment based (chromatophores) |
| crystals of g or p | Melanins, carotenoids in xanthophores), iridophores |
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