Many Phylogenic Trees Can Be Calibrated in Time Based On

question 30

Multiple Choice

Many phylogenic trees can be calibrated in time based on:

• A) fossil and/or geological record
• B) frequency of mutations
• C) number of nodes and branches
• D) whether the tree is rooted or unrooted
• E) "housekeeping" genes

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Definitions:

Anandamide

A neurotransmitter known as the "bliss molecule," playing a role in pain, mood, and appetite regulation, resembling the effects of cannabinoids.

Chocolate

A sweet, typically brown, food preparation of roasted and ground cacao seeds that is made in the form of a liquid, paste, or block.

Marijuana

A substance obtained from the Cannabis plant that affects the mind, employed for either medical reasons or recreational use.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, commonly used recreationally and known for its addictive properties.