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طبقتي الدهون المفسفرة في الغشاء الخلوي
لإضافةl: 28th October 2009
اضيف بواسطة: Semanoor06
المشاهدات: 2805
تعليقات: 0

يتكون الغشاء البلازمي في الخلية من طبقتين من الدهون المفسفرة تتوزع فيها البروتينات بشكل غير منتظم

السمات: الغشاء البلازمي الخلوي الخلية الخلايا الفسيفسائي المائي الدهون المفسفرة البروتينات Cell Membrane Plasmic Phospholipid Proteins Cell Cells
تركيب الغشاء الخلوي
لإضافةl: 28th October 2009
اضيف بواسطة: Semanoor06
المشاهدات: 2147
تعليقات: 0

يتكون الغشاء الخلوي في الخلية من طبقتين من الدهون المفسفرة ومن البروتينات التي تتوزع توزعاً غير منتظم فيها ، وهناك سلاسل صغيرة من الكربوهيدرات ترتبط بالأجزاء...

السمات: الغشاء البلازمي الخلوي الخلية الخلايا الفسيفسائي المائي الدهون المفسفرة البروتينات الكربوهيدرات Cell Membrane Plasmic Phospholipid Proteins Carbohydrate Glycoprotein Glycolipid Cell Cells
أغذية غنية بالبروتين
لإضافةl: 8th December 2009
اضيف بواسطة: Semanoor07
المشاهدات: 2414
تعليقات: 0

البروتين له أهمية عظيمة من حيث القيمة الحيوية ؛ لاحتوائه على الأحماض الأمينية الحيوية المفيدة للنمو والصحة وهي أنسب المواد الغذائية لبناء الأنسجة . فالبروتينات...

السمات: الأغذية الغنية بالبروتين الدجاج السمك اللحوم الفطر الخس الأطعمة البروتينية البروتينات البروتين الطعام Proteins Food
التغذية في الإنسان
لإضافةl: 26th January 2010
اضيف بواسطة: Semanoor06
المشاهدات: 533
تعليقات: 0

توضيح أهمية الغذاء ، وذكر العناصر الغذائية و مصادرها ، و أهميتها للإنسان ، وهي : الكربوهيدرات ، والدهون ، والبروتينات ، والعناصر أو الأملاح المعدنية ، والماء ،...

السمات: الكربوهيدرات البروتينات البروتين الماء الدهون الأملاح المعدنية الفيتامينات الفيتامين السكاكر السكر الليبيدات Carbohydrates Monosaccharides Disaccharides Polysaccharides Lipids Proteins Minerals Water Vitamins
Re: التغذية في الإنسان
لإضافةl: 30th January 2010
اضيف بواسطة: Semanoor05
المشاهدات: 418
تعليقات: 0

توضيح أهمية الغذاء ، وذكر العناصر الغذائية و مصادرها ، و أهميتها للإنسان ، وهي : الكربوهيدرات ، والدهون ، والبروتينات ، والعناصر أو الأملاح المعدنية ، والماء ،...

السمات: الكربوهيدرات البروتينات البروتين الماء الدهون الأملاح المعدنية الفيتامينات الفيتامين السكاكر السكر الليبيدات Carbohydrates Monosaccharides Disaccharides Polysaccharides Lipids Proteins Minerals Water Vitamins
NITROGEN
لإضافةl: 23rd September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 240
تعليقات: 0

Vector generated image of Nitrogen:Elemental nitrogen is a colorless, odorless, tasteless and mostly inert diatomic gas at standard conditions, constituting 78% by volume of Earth's atmosphere. .The element nitrogen was discovered by Daniel Rutherford, a Scottish physician, in 1772....

السمات: Nitrogen periodic element inert gas Daniel Rutherford DNA RNA
ARTERIES
لإضافةl: 29th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 184
تعليقات: 0

Painting of Arteries:Are blood vessels that carry blood away from the heart. All arteries, with the exception of the pulmonary and umbilical arteries, carry oxygenated blood.The human main arteries, part of the circulatory system. The circulatory system is extremely important for sustaining...

السمات: artery good blood oxygenated blood blood vessles blood circulation good blood circulation blood supply histologic histological life science anatomy biological physiology human illustration
DNA
لإضافةl: 29th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 279
تعليقات: 0

Painting of DNA:Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms and some viruses. The main role of DNA molecules is the long-term storage of information. DNA is often compared to a set of...

السمات: dna deoxyribonucleic acid genes gene nucleiacid chrosomes chrosome blueprints genetic material
EPITHELIAL TISSUE
لإضافةl: 29th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 273
تعليقات: 0

Painting of Epithelial Tissue:Epithelium is a tissue composed of cells that line the cavities and surfaces of structures throughout the body.In humans, epithelium is classified as a primary body tissue, the other ones being connective tissue, muscle tissue and nervous tissue. .Functions of...

السمات: epithelial tissue epithilium cell connective tissue muscle tissue and nervous tissue histologic histological life science anatomy biological physiology human illustration
CHOLESTEROL AND LIPOPROTEIN
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 231
تعليقات: 0

Painting of Cholestrol and LipoProtein:Cholesterol does not travel alone in the bloodstream. It is unable to circulate freely in blood because it is a fat-like substance and blood is more watery.Instead, cholesterol combines with a protein that allows it to become more soluble in the blood. This...

السمات: cholestrol lipoprotein fat ldl hdl vldl biochemistry biology proteins lipids
GRAM NEGATIVE BACTERIAL CELL WALL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 596
تعليقات: 0

Painting of Gram Negative Bacterial Cell Wall:Gram-negative bacteria are those bacteria that do not retain crystal violet dye in the Gram staining protocol.In a Gram stain test, a counterstain (commonly safranin) is added after the crystal violet, coloring all Gram-negative bacteria with a red or...

السمات: gram-ve bacteria gram negative bacteria gramstain bacteria peptidoglycan layer
PLANT CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 290
تعليقات: 0

Painting of Plant Cell:Plant cells are eukaryotic cells that differ in several key respects from the cells of other eukaryotic organisms. .Their distinctive features include: A large central vacuole, a water-filled volume enclosed by a membrane known as the tonoplast maintains the cell's...

السمات: Plant cell cell eukaryotic cell biology
PLANT CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 277
تعليقات: 0

Painting of Anatomy of Plant cell:Plant cells are eukaryotic cells that differ in several key respects from the cells of other eukaryotic organisms. Their distinctive features include: 1)A large central vacuole, a water-filled volume enclosed by a membrane known as the tonoplast maintains the...

السمات: anatomy of plant cell plant cell eukaryotic cell botany biology
ANATOMY OF PLANT CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 460
تعليقات: 0

Painting of Anatomy of Plant cell:Plant cells are eukaryotic cells that differ in several key respects from the cells of other eukaryotic organisms. Their distinctive features include: 1)A large central vacuole, a water-filled volume enclosed by a membrane known as the tonoplast maintains the...

السمات: anatomy of plant cell plant cell eukaryotic cell botany biology
DNA STRUCTURE
لإضافةl: 1st October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 284
تعليقات: 0

Painting of DNA:Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms and some viruses. The main role of DNA molecules is the long-term storage of information. DNA is often compared to a set of...

السمات: dna deoxyribonucleic acid genes gene nucleiacid chrosomes chrosome blueprints genetic material
ACTIN MYOSIN
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 304
تعليقات: 0

Painting of Actin Mysoin:Myosin is a molecular motor that acts like an active ratchet. Chains of actin proteins form high tensile passive 'thin' filaments that transmit the force generated by myosin to the ends of the muscle. Myosin also forms 'thick' filaments. Each myosin...

السمات: actin mysoin muscle filaments muscle muscle movement
MONOCYTES
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 980
تعليقات: 0

Painting of monocytes:Monocytes are usually identified in stained smears by their large bilobate nucleus.Monocytes are produced by the bone marrow from haematopoietic stem cell precursors called monoblasts. Monocytes circulate in the bloodstream for about one to three days and then typically move...

السمات: Monocytes wbc cells macrophages dendritic cells
BLOOD PLASMA
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 202
تعليقات: 0

Painting of Blood plasma:Blood plasma is the yellow liquid component of blood, in which the blood cells in whole blood would normally be suspended. It makes up about 55% of the total blood volume. It is mostly water (90% by volume) and contains dissolved proteins, glucose, clotting factors,...

السمات: blood plasma
SALIVARY GLANDS
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 259
تعليقات: 0

Painting of Salivary glands:The salivary glands in mammals are exocrine glands, glands with ducts, that produce saliva. They also secrete amylase, an enzyme that breaks down starch into glucose. In other organisms such as insects, salivary glands are often used to produce biologically important...

السمات: salivary glands amylase producing glands
THYROID GLAND
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 194
تعليقات: 0

Painting of Thyroid gland:The thyroid is one of the largest endocrine glands in the body. This gland is found in the neck inferior to (below) the thyroid cartilage (also known as the Adam's apple in men) and at approximately the same level as the cricoid cartilage. The thyroid controls how...

السمات: thyroid gland largest endocrine gland adam's apple
GRAM NEGATIVE BACTERIA
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 320
تعليقات: 0

Painting of Gram negative bacteria:The pathogenic capability of Gram-negative bacteria is often associated with certain components of Gram-negative cell walls, in particular the lipopolysaccharide (also known as LPS or endotoxin) layer. In humans, LPS triggers an innate immune response...

السمات: Gram negative bacteria
Antibodies
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 203
تعليقات: 0

Painting of Antibodies:Antibodies (also known as immunoglobulins, abbreviated Ig) are gamma globulin proteins that are found in blood or other bodily fluids of vertebrates, and are used by the immune system to identify and neutralize foreign objects, such as bacteria and viruses. They are...

السمات: Anitbodies immunoglobulins Ig microbes attackers defense mechanism
MACROPHAGE
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 269
تعليقات: 0

Painting of Macrophage:They are white blood cells within tissues, produced by the division of monocytes. .Monocytes and macrophages are phagocytes, acting in both non-specific defense (or innate immunity) as well as to help initiate specific defense mechanisms (or adaptive immunity) of...

السمات: macrophage monocytes phagocytosis phagocytes
Blood-filled mosquito ( Aedes trisseriatus)
لإضافةl: 3rd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 204
تعليقات: 0

Painting of Blood-filled mosquito ( Aedes trisseriatus) Geographic Range Aedes triseriatus makes its home in areas where it can locate temporary pools of stagnant water, such as tree holes, abandoned tires, or leaf clogged gutters. Food Habits Females lay their eggs in containers of stagnant...

السمات: Blood-filled mosquito Aedes trisseriatus Insects Insect Invertebrate Arthropod Entomology Insectivore Nature Animal Animilia blank white
Durian
لإضافةl: 5th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 229
تعليقات: 0

Painting of Durian,The durian (pronounced] is the fruit of several tree species belonging to the genus Durio and the Malvaceae family (although some taxonomists place Durio in a distinct family, Durionaceae. Widely known and revered in southeast Asia as the "king of fruits", the durian is...

السمات: Durian,Fruit, Healthy Eating, Refreshment, Snack, Meal, Seed, Ripe fruit