Photoautotrophs Use

question 46

Multiple Choice

Photoautotrophs use

• A) light as an energy source and methane as a carbon source.
• B) light as an energy source and CO₂ as a carbon source.
• C) H2S as an energy source and CO₂ as a carbon source.
• D) CO₂ as both an energy source and a carbon source.

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Definitions:

Therapeutic Level

The concentration range of a drug within the bloodstream that is deemed effective and safe for medical treatment.

Prescribed Medication

Drugs or pharmaceuticals that are provided based on a doctor's order to treat or prevent a medical condition.

Dosage

The size, frequency, and number of doses.

Nonpharmacologic

Pertaining to methods of treatment that do not involve medication.