In Order to Grow Unculturable Environmental Microbes, Kim Lewis and Colleagues

question 25

Multiple Choice

In order to grow unculturable environmental microbes, Kim Lewis and colleagues derived the iChip. What is the purpose of this device?

• A) Antibiotics from the environment could pass into the chamber.
• B) Gram-positive organisms could not pass the semipermeable membrane.
• C) The semipermeable membranes let environmental organisms into the agar.
• D) Organisms from the environment grew in the chamber.
• E) Nutrients and growth factors made by organisms in the soil diffused into the chamber.

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Definitions:

Vascular

Pertaining to blood vessels, it involves the transport of blood throughout the body.

Proteoglycan Content

Refers to the amount or concentration of proteoglycans, which are a component of the extracellular matrix and play a crucial role in cell function and structure.

Avascular

Lacking blood vessels; refers to tissues where blood vessels are not present, leading to reduced blood supply.

Immunological Activity

Biological processes that involve the immune system’s response to foreign substances or pathogens.