An Unknown Organism Can Be Identified as a Fungus If

question 92

Multiple Choice

An unknown organism can be identified as a fungus if it

• A) is multicellular and photosynthetic.
• B) lacks cell walls and reproduces by spores.
• C) has prokaryotic cells and cell walls made of cellulose.
• D) has cell walls made of chitin and obtains its food by absorptive heterotrophy.
• E) is unicellular and eukaryotic.

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Definitions:

Protein Kinase

An enzyme that modifies other proteins by chemically adding phosphate groups to them, thereby altering their function.

G Protein

A group of proteins functioning as cellular molecular switches, responsible for conveying signals from external stimuli to the inside of the cell.

Cyclic AMP

A second messenger important in many biological processes, derived from adenosine triphosphate (ATP) and used for intracellular signal transduction.

Phosphorylation

The addition of a phosphate group to a molecule, a crucial process in biology that modulates the function of proteins and other molecules in cells.