The functional groups that are bounded to the central carbon of every free amino acid monomers are CARBOXYL GROUP [COOH] AND AMINO GROUP [NH2].
A typical amino acid is made up of a central carbon which is attached to an amino group, a carboxyl group, a unique R group and a hydrogen atom.
If you shake sugar and sand in a test tube it makes a mixture.
Wow that is a lot of reading. You should be wise and do it yourself. To much sorry .
Answer:
A quadrat is a frame, traditionally square, used in ecology and geography to isolate a standard unit of area for study of the distribution of an item over a large area. Modern quadrats can for example be rectangular, circular, or irregular.
Motor neuron disease includes loss of motor neurons in the anterior horns of the spinal cord and motor nuclei of the lower brain stem.