Organisms Need Energy to Carry Out Life Processes,but They Also

question 49

Multiple Choice

Organisms need energy to carry out life processes,but they also must use energy simply to gather nutrients.Which of the following statements must be true in order for an organism to live?

• A) The amount of energy ingested in proteins must equal the amount of energy ingested in carbohydrates.
• B) If the amount of energy used for life processes is low,the organism must ingest extra nutrients in order to produce body heat.
• C) The amount of energy used to gather nutrients must be more than the amount of energy used to carry out life processes.
• D) The amount of energy used for life processes,including nutrient gathering,must be less than the amount of energy captured from the environment.

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Definitions:

Nuclei

Cellular organelles that contain the majority of an organism's genetic material (DNA), acting as the control center of the cell.

Ganglia

Structures containing a group of nerve cell bodies, typically linked to the peripheral nervous system.

Myelencephalon

The posterior part of the brainstem, comprising the medulla oblongata, involved in regulating vital bodily functions.

Medulla Oblongata

A part of the brainstem involved in autonomic functions, such as breathing, heart rate, and blood pressure.