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Functions of Synergids
Ultra structurally the structure and concentration of cell organelles reveals that synergids are metabolically active. The following Wee functions are attributed to synergids.
1. Directing of pollen tube growth by secreting some chemotropically active substances.
2. The degenerating synergids form the site for pollen tube discharge in the embryo sac.
3. The filiform apparatus may aid in the absorption and transportation of materials into the embryo sac from the nucellus.
Adaptations to high wind velocity The mechanical force of the wind and the grinding action of sand, dust, snow and other materials driven by it cause the plants to adapt themse
In hormonal terms why does menses occur? Menses is the endometrial monthly desquamation that happens as the estrogen and progesterone levels fall after the regression of the co
Stethoscope Stethoscope is used for listening to the internal sounds of a body. Stethoscopes vary in their design and material. Most are made of Y-shaped rubber tubing. This sh
What are the uses of microorganisms
Alimitation of five kingdom classification sk question #Minimum 100 words accepted#
Q. Why in bread and cake manufacture are alcoholic fermenting organisms used and not lactic fermenting organisms? Fermentation has the function of making breads and cakes grow
Management In case of small defects surgical treatment is not indicated because spontaneous closure may occur before one to two years of age. Patient is treated for conges
Q. Can you explain Restrictive Ventricular Septal Defect ? VSD is restrictive when VSD pressure gradient is more than 60mmHg (systolic cuff pressure-VSD lpressure grad
Reasons for Uneven Distribution of Power The causes for uneven distribution of the power of regeneration among animals are not noticeably known. From a survey of the regenerat
Define Keratomalacia - Micronutrient Deficiencies? This is a condition of rapid destruction and liquefaction of full thickness of cornea, leading lo prolapse of iris, resulting
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