When Initial Subjects Are Selected Randomly and Additional Subjects Are

question 5

Short Answer

When initial subjects are selected randomly and additional subjects are obtained from recommendations of names from the initial subjects,this is a(n)____________________ sampling technique.

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Definitions:

Cytosine

One of the four main bases found in DNA and RNA, a pyrimidine nucleotide that pairs with guanine.

Nucleus

The central and most important part of an atom, containing protons and neutrons, or a membrane-bound organelle in cells containing the genetic material.

Chromosomes

Structures made of DNA and protein found in the nucleus of cells that carry genetic information from one generation to the next.

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.