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Both photosynthesis and respiration involve the conversion of energy from one form to another through a series of biochemical reactions. Both processes use and produce ATP in reactions that are carried ou...

The proximal convoluted tubule is used for selective re-absorption of glucose, water, peptides and other nutrients from the tubule fluid back into the blood. The cells lining this tubule are ciliated, to ...

Actin and myosin filaments. Myosin heads bind to actin filaments, and the hydrolysis of ATP causes them to change shape and pull the actin filaments along horizontally.

A stem cell is an undifferentiated cell, that has the potential to become a specialised cell.

1 a) Trachea, bronchi, bronchioles, alveoli,diaphragm

b) It is a muscle important in the function of respiration

On inhalation, the diaphragm CONTRACTS and FLATTENS. Air is drawn INTO ...