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Cuticle

Cuticle

(Science: plant biology) a continuous layer of waxy substances covering over the outer surfaces of the epidermis of plants, it contains cutin and protects against water loss / water gain and other damage. Hard outer covering or case of certain organisms such as arthropods and turtles.


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Why do you keep talking about species

... Thin shell Mollusks / molluscs Muscular foot and mantle round shell 112,000[9] Nematoda Thread like Round worms Round cross section, keratin cuticle 80 000 – 1 million Nematomorpha Thread form Horsehair worms about 320 Nemertea A sea nymph Ribbon worms about 1200 Onychophora Claw bearer Velvet ...

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by gamila
Mon Jun 29, 2009 5:35 pm
 
Forum: Evolution
Topic: Why do you keep talking about species
Replies: 20
Views: 574

Photosynthesis Trivia

... is (A.) photosystem I. (B.) photosystem II. (C.) glycolysis (D.) Krebs cycle (E.) the respiratory chain 16. Which of these is a function of cuticle in a plant? (A.) To direct chromosomes during meiosis. (B.) To form a barrier to water loss on the leaf surface. (C.) To provide a cue for stoma ...

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by vstexas09
Mon Oct 13, 2008 12:46 am
 
Forum: Cell Biology
Topic: Photosynthesis Trivia
Replies: 5
Views: 5333

a lot of botany homework questions

... the answer! These are talking about the leaves of monocots and dicots i thinkk. 1. What is the function of stomata? 2. Do epeidermal cells have a cuticle? 3. Why are the chloroplasts concentrated near the upper surface of the leaf? 4. Why are the air spaces near the lower surface of the leaf? ...

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by amanda713a
Thu Oct 18, 2007 3:45 pm
 
Forum: Botany Discussion
Topic: a lot of botany homework questions
Replies: 3
Views: 1761

leaf excretion

In the back yard of our apartment building, our "Little Leaf Lindens" (cousing to the American Linden), has, on the cuticle of the upper epidermis, a clear sticky substance appearing much like melted white sugar driplets (although that is just an analogy). What could it be? ...

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by mattw
Tue Jul 24, 2007 6:59 pm
 
Forum: Botany Discussion
Topic: leaf excretion
Replies: 3
Views: 1329

The Fiber Disease

... flight/ cellulose cyano macromolecule Fibers represent cell that are most connected to sensing parts of its insect gene in-put keywords: insect cuticle/ sensillae/ artificial skin Colors of the fibers relate to the colored wing pattern of lepidoptera. Actually fibers constitute variants with ...

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by al
Mon Dec 18, 2006 12:46 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 748648
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