Which of the following is not usually essential for the catalytic activity of ribozymes?

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#Question id: 344

#1. Molecules and their Interaction Relevant to Biology

The partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called?

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#Question id: 3292

#11. Evolution and Behavior

Which of the following is correct observation?

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#Question id: 13211

#6. System Physiology – Plant

The upward movement of water and solute against gravitational force from root to aerial parts of the plant through xylem is called

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#Question id: 11969

#7. System Physiology – Animal

What is the importance of the mucus that are released by salivary glands?

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#Question id: 10193

#6. System Physiology – Plant

Leaf orientation is controlled by a specialized organ that contains motor cells that change their osmotic potential and generate mechanical forces that determine laminar orientation, that specialized organ is known as