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spongy at biology dictionary

Veins

...ular tissue of the leaf and are located in the spongy layer of the mesophyll . They are typical example...nse layer on the upper surface of the leaf and a spongy layer on the lower surface. Bundle-sheath cells surrounding the veins are not photosynthetic. F...

Spongy mesophyll

...ves, the vascular bundles are located among the spongy mesophyll . The xylem is oriented toward the adaxial surface of the leaf (usually the upper side), and phloem is oriented toward the abaxial surface of the leaf . Full article >>> Spongy mesophyll cells occur below the one o...

Spleen

... produces lymphocytes and stores erythrocytes . spongy bone The inner layer of bone; found at the ends of...g bones and is less dense than compact bone. Some spongy bone contains red marrow. Full article >>> spleen (Frog, Rat) An important part of ...

Pith

pith soft, spongy tissue in the center of stems of certain plant s Source: Noland, George B. 1983. General Biology , 11th Edition. St. Louis, MO. C. V. Mosby ... Full article >>> Pith In young stems, the pith , which is made of parenchyma, stores...

Olfactory bulb

...o a renal corpuscle in a kidney . Also, a small spongy mass of tissue in the proboscis of hemi chordates , presumed to have an excretory function. Also, a concentration of nerve fibers situated in the olfactory bulb . Full article >>> large so there are still smaller windows of opport...

Mesophyll

...de of a leaf ; typically composed of palisade and spongy parenchyma. mesophyte A plant that grows in soils that contain moderate or intermediate amounts of moisture. Full article >>> Mesophyll the middle layer of a leaf (meso = middle; phyll = leaf ) Mesopotamia the area between the...

Leaf

...ins Not only must the cells of the palisade and spongy layers be close to their air supply to secure CO2 and release O2 (and the reverse in the dark) ... Full article >>> leaf The main site of photosynthesis in a plant ; consists of a flattened blade and a stalk ( petiole ) that...

Glomerulus

...o a renal corpuscle in a kidney . Also, a small spongy mass of tissue in the proboscis of hemi chordates , presumed to have an excretory function. Full article >>> the glomerulus (as in human s) and also from the renal portal veins which drain the posterior part of the fish's...

Femur

...any animals . Full article >>> The spongy bone of the femur , humerus , and sternum contains red marrow, in which stem cell s reproduce and form the cellular components of the blood and immune system . Yellow marrow, at the center of these bones, is used to store fats . Full article &#...

Cladogenesis

...Full article >>> See Cladogenesis . spongy parenchyma In plant leaves, a tissue composed of loosely arranged chloroplast -containing parenchyma cells . Full article >>> Most speciation is cladogenesis rather than anagenesis . Most speciation occurs via peripatric ...

Capillaries

...o a renal corpuscle in a kidney . Also, a small spongy mass of tissue in the proboscis of hemi chordates , presumed to have an excretory function. Full article >>> Rete mirabile. A countercurrent exchange structure of capillaries that allows gas uptake in a fish swim bladder ... Ful...
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