What is the complex of DNA and proteins that forms chromosomes called?

Study for the Principles of Biology Exam 2. Enhance your understanding with multiple-choice questions, detailed explanations, and study tips. Ace your biology test!

Multiple Choice

What is the complex of DNA and proteins that forms chromosomes called?

Explanation:
Chromatin. DNA wraps around histone proteins to form this complex, which packages genetic material inside the nucleus. When cells divide, chromatin condenses into the visible chromosomes. Each chromosome at that stage consists of two identical sister chromatids held together at the centromere. The spindle is the structure that helps pull chromatids apart during division, not the DNA–protein complex itself.

Chromatin. DNA wraps around histone proteins to form this complex, which packages genetic material inside the nucleus. When cells divide, chromatin condenses into the visible chromosomes. Each chromosome at that stage consists of two identical sister chromatids held together at the centromere. The spindle is the structure that helps pull chromatids apart during division, not the DNA–protein complex itself.

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