Once the Histones Are Removed from a Metaphase Chromosome, One

question 91

Multiple Choice

Once the histones are removed from a metaphase chromosome, one can see DNA spreading out in loops around the supporting protein structure, called the:

• A)scaffold.
• B)1400-nm fiber.
• C)300-nm fiber.
• D)2-nm fiber.
• E)beads on a string.

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Definitions:

Cetacean

Refers to a group of marine mammals that include whales, dolphins, and porpoises, characterized by their fully aquatic lifestyle and large brain size.

Porpoise

A small cetacean of the family Phocoenidae, similar in appearance to a dolphin but with a shorter, rounded snout.

Purple Loosestrife

An invasive plant species with tall spikes of purple flowers, often found in wetlands, affecting native habitats and biodiversity.

Native Vegetation

Plant species that are indigenous to a specific area, having developed naturally without human intervention.