Bugs with shorter bills had more access to sustenance, enabling them to deliver all the more posterity. Bugs that happened to have short breaks were better ready to feast upon the little organic products. Their expanded access to nourishment enabled them to deliver all the more posterity, which likewise had little snouts. In any case, bugs with little bills did not emerge so as to feast upon the little natural products. Transformative change comes to fruition as the extent of people in the populace showing a specific characteristic increments from age to age. The characteristic does not change step by step in all individuals from the populace.
Answer:
R5
Explanation:
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Answer:
PCR=Polymerase chain reaction
Explanation:
Answer: C. The orchids receive water and oxygen from the fungi, while the fungi receive food and minerals from the orchids.
Mycorrhizal association refers to the mutualistic symbiotic relationship between a fungi and roots of vascular plants. In this type association both partners are benefited.
The plant roots are unable to take nutrients which are chemically or physically immobilized in the soil. The mycelium of the mycorrhizal fungus helps to avail those nutrients to the plants. Thus plants are able to obtain phosphates and iron through these fungi. These fungi also, increase the water absorption capacity of plants. In return the fungi receives the direct access of carbohydrates like glucose and sucrose. These carbohydrates translocate from leaves to roots, from there fungi receives these carbohydrates as food source.
The plant orchid and fungi of phyllum basidiomycota form mycorrhizal association, which is a mutalistic association. Thus, the orchids receive water and oxygen from the fungi, while the fungi receive food and minerals from the orchids.
Treatment of epilepsy is directed at stabilizing overexcited nerve membranes.
<h3><u>Explanation:</u></h3>
Epilepsy is a disease whose cause is unknown, but it occurs as the nerves get too excited in the brain due to some unknown cause, and causes the centers to conduct the nerve impulses restlessly, and gets in a tetani mode, which is epilepsy. The patient presents with idiopathic seizures and that too, aggravated by stress, tension etc.
Antiepileptic drugs like phenytoin sodium causes the change in sodium channels and pumps which releases the concentration difference on each side of the neural membrane, thereby reducing the potential difference between the two sides. Thereby it stabilizes the nerve membranes.
