Suppose You Are Given Unlabeled Cultures of Colonies of Cyanobacteria

question 40

Multiple Choice

Suppose you are given unlabeled cultures of colonies of cyanobacteria and purple sulfur bacteria.How can you use an obligate aerobic eukaryotic organism to test which colonies are which?

• A) Add the aerobe to each culture;cyanobacteria will be toxic to other organisms.
• B) Add the aerobe to each culture;purple sulfur bacteria will be toxic to other organisms.
• C) Add the aerobe to each culture;cyanobacteria will provide the required oxygen if allowed to photosynthesize.
• D) Add the aerobe to each culture;purple sulfur bacteria will provide the required oxygen if allowed to photosynthesize.
• E) The aerobe cannot be used to test which colonies are which.

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Definitions:

SSD

Solid State Drive, a storage device that uses integrated circuit assemblies to store data, offering faster speeds and reliability over traditional hard disk drives.

ALU

The component of a computer processor that performs arithmetic and logical operations on the operands in computer instruction words.

Processor

The central component of a computer that performs calculations and executes instructions to carry out tasks.

CPU

The Central Processing Unit, which is the primary component of a computer responsible for interpreting and executing instructions.