Fathers of Nations by Paul B Vitta :Plot summary [TICK IT]
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How are the leaves of higher plants adopted to their functions? |TICK IT...
How are the leaves of higher plants adapted to their functions? Broad and flattened lamina; to increase surface area; for absorption of light; thin blade; to reduce distance for diffusion of gases and penetration of light waves; transparent epidermis and cuticle; to allow light to penetrate to tissues; cuticle layer absent on stomata; to allow for gaseous exchange; one-cell thick epidermal layer; to reduce the distance over which sunlight penetrates; palisade cells have numerous chloroplasts containing chlorophyll; to trap maximum amounts of light energy; have stomata on the epidermis; to allow for gaseous exchange; and control of water loss through transpiration; palisade layer have elongated cells located at right angles to the leaf surface; for maximum absorption of light energy; spongy mesophyll; consists of spherical and loosely-packed cells; to create air spaces; which communicate with the atmosphere through stomata; for purposes of gaseous exchange and control of water loss; vei...
Describe how the mammalian body protects itself against infections |BIOL...
Describe how the mammalian body protects itself against infections Pathogenic microbes are found on the skin, respiratory tract, mouth, vagina and the intestinal tract; the skin; has a keratinised and waterproof cornified outer layer; that provides a mechanical barrier to microbes/prevents entry of microbes; sebaceous gland; produces sebum; which has antiseptic properties; the respiratory tract; produce mucus secretions that trap dust; cilia sweep/waft/propel the microbes to the pharynx for swallowing or to be coughed out; reflex actions of coughing/sneezing/vomiting help remove foreign materials from the respiratory tract/digestive tract; lysozymes/enzymes in saliva/nasal secretions/tears; digest walls of bacteria destroying them; gastric secretions such as hydrochloric acid lowers the pH in the stomach killing micro-organisms; clotting of blood; prevents entry of microbes after damage of blood vessels; phagocytosis; by phagocytes engulf and destroy microbes and other fore...
BE A CLASSY WOMAN
*Be a classy woman👸* 1. A classy woman does not go to every event in town. 2. A classy woman does not snap every food she eats and upload on Facebook on her WhatsApp status. 3. A classy woman does not brag about how much she has in her account 4. As a classy woman, you shouldn't trust anyone with your top secret, especially your girlfriend, because once you girls have issues, she'll expose it to the world. 5. As a classy woman, you must know how to cook. As a woman, it is a necessity that u should learn how to cook. 6. As a classy woman, you must dress neat, smell good, learn to buy your own stuffs, do not borrow every time. 7. As a classy woman, ignore gossips. Be busy doing positive things that you don't even have time to talk about others. 8. Find ways of making money on your own without sleeping around. 9. Don't say yes to every guy that comes to you no matter how cute and rich they are. 10. Men are scared of rich girls because they know they can't use money t...
