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A Casparian strip is a band of suberin that develops all around the cell in the middle of the transverse and radial walls of endodermal cells in plant roots. Suberin is a waxy substance that is impermeable to water and dissolved minerals.
`Short-sight' in human eye can be corrected by using proper –
Name the gas evolved when ethanoic acid is added to sodium carbonate?
Which of the following is a macronutrient?
A person rings a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. if the sound moves with a speed of 340 m/s, how far is the wa...
Which part of the flower is responsible for producing pollen?
What happens to the gravitational force between two objects if the distance between them is doubled ?
In half-wave rectifier, what is the output frequency if the input frequency is 40 Hz. What is the output frequency of a full-wave rectifier for the same...
Which of the following G-protein takes part in the regulation of vision?
Heat from the sun reaches earth by the process of –
The correct option, if speeds of gamma rays, X-rays and microwave are Vg, Vx an Vm respectively will be
