The Square of a Number Equals 20 Times That Number $-$

question 153

Multiple Choice

The square of a number equals 20 times that number. Find the number.

• A) 1
• B) \(-\) 20 or 0
• C) 20 or 0
• D) 1 or 20
• E) \(-\) 20 or 1

---

Definitions:

Leucine Zipper

A type of protein motif characterized by regularly spaced leucine residues that function in the dimerization and binding of DNA, playing roles in gene regulation.

Transcription Factors

Proteins that bind to specific DNA sequences to control the rate of transcription of genetic information from DNA to mRNA.

Dimer

A chemical structure formed when two molecules (monomers) join together.

Chromatin

The complex of DNA and proteins making up chromosomes within the nucleus of a cell, involved in packing and regulating genes.