Microscopy to Look at a Cell's Chromosomes Is Often Done

question 50

Short Answer

Microscopy to look at a cell's chromosomes is often done when the cell is in mitotic metaphase. For example, karyotyping (extracting chromosomes from a single cell and photographing them to look for abnormalities) is performed on metaphase, rather than interphase, cells. Why?

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Definitions:

Fixed Cost

Costs that do not change with the level of output or production, such as rent, salaries, and insurance, which are incurred regardless of business activity levels.

Total Cost

The complete amount of expenses incurred by a business in producing goods or services, including both fixed and variable costs.

Quantity Change

An alteration in the amount of goods or services supplied or demanded in a market.

Average Fixed

The fixed costs of production divided by the quantity of output produced, illustrating how those costs are spread over output.