Which metric is typically used in K-means clustering to measure the distance between data points and cluster centers?

A microbiologist prepares a fixed smear of bacterial cells and stains them with Loeffler’s methylene blue. All the cells appear blue under the oil lens. This illustrates:

The _____ of the microscope supports and allows for the selection of the objective lenses.

Identify the correct order of the descending taxonomic hierarchy (from left to right):

Which of the following activities exemplifies biotechnology?

All of the following cell diameters can be resolved with a microscope that has a limit of resolution of 0.3 µm, except for:

In prokaryotic cells, where does most ATP synthesis occur?

The most suitable specimen preparation method for observing cell motility is:

The three physical forms of laboratory media are:

What is the most commonly used type of microscope that displays cells against a bright background?