Match the Term to Its Definition by Filling in the Letter

question 12

Short Answer

Match the term to its definition by filling in the letter before the term in the appropriate blank.
$$\begin{array} { | l | l | l | } \hline \text { A Experiment } & \text { I. Laboratory experiments } & \text { Q. In-depth interviews } \\\hline \text { B. Indices } & \text { J. Natural or field experiments } & \text { R. Experimental proup } \\\hline \text { C. Operationalize } & \text { K. Control eroup } & \text { S. Ordinal variables } \\\hline \text { D. Posttest } & \text { L. Population } & \text { T. Focus proups } \\\hline \text { E. Field research } & \text { M. Ethropraphy } & \text { U. Corverience sarnple } \\\hline \text { F. Participart observation } & \text { N. Interval variables } & \text { V. Reliability } \\\hline \text { G. Independent variable } & \text { O. Internal Review Boards } & \text { W. Validity } \\\hline \text { H. Dependent variable } & \text { P. Hypotheses } & \\\hline\end{array}$$
-____ A form of qualitative study in which researchers directly observe people's behavior.

---

Definitions:

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, associated with physical growth delays and mild to moderate intellectual disability.

Beta-amyloid

A fibrous protein that accumulates abnormally in the brains of patients with Alzheimer's disease, forming plaques that disrupt cell function.

Plaques

Deposits of amyloid protein that accumulate in the extracellular spaces of the cerebral cortex, hippocampus, and other forebrain structures in people with Alzheimer’s disease.

Protein

Essential nutrients for the human body, composed of amino acids, that support various bodily functions including muscle repair and enzyme production.