Examlex
Instructions: Refer to the data below to answer the following question(s).
Leucine is an essential amino acid with the systematic name 2-amino-3-methylpentanoic acid. It has pKa1 = 2.36 and pKa2 = 9.60.
Refer to instructions. Draw the structure of the predominant form of leucine at pH = 1.50.
Subject Bias
A form of bias introduced into scientific or experimental research by participants' expectations, treatment, or response to the knowledge that they are being observed.
Sampling Effect
A statistical effect in which the observed variability is not representative of the underlying population due to the sample size or method of selection.
Placebo Effect
A phenomenon where individuals experience a perceived improvement in condition solely because they believe they are receiving treatment, despite no active therapeutic element being present.
Placebos
Inert substances or treatments used in controlled experiments to test the effectiveness of medical drugs by comparison.
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