What Structure Is Formed by Two Sister Chromatids Being Held

question 57

Multiple Choice

What structure is formed by two sister chromatids being held together by a centromere?

• A) chromosome
• B) chromatin
• C) histones
• D) nucleosome
• E) DNA

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Definitions:

Scanning Objective

A low-power objective lens on a microscope used to scan the whole slide to find the specimen before using higher magnification.

Field Diameter

The visible area observed through the lens of a microscope or other viewing instrument.

Objective

Unbiased, not influenced by personal feelings or opinions in considering and representing facts.

Depth of Field

Depth of field is a photography term describing the distance between the closest and farthest objects in a photo that appear acceptably sharp.