Cellulose Is One of the Most Abundant Organic Molecules in the Biosphere

question 55

Multiple Choice

Cellulose is one of the most abundant organic molecules in the biosphere, but most animals lack the enzymes needed to break it down. Nevertheless, some animals have and can digest a diet high in cellulose because

• A) cellulose provides essential fatty acids.
• B) their microbial symbionts break it down, allowing them to obtain energy from cellulose indirectly.
• C) cellulose is a required nutrient for microbial symbionts.
• D) the only food supply available to them contains large amounts of cellulose.

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Definitions:

Presumptive Reasoning

A form of logical thinking that makes assumptions based on general rules or past experiences, leading to conclusions that are taken as likely true.

Violent Crimes

Acts of crime that involve the use of force or the threat of force against others, such as murder, rape, and assault.

Effective Functioning

The capability of an individual or system to achieve its goals or fulfill its purpose with efficiency and effectiveness.

Belief Perseverance

The tendency to maintain one's convictions even after they have been discredited or contradicted by new information.