The Atmospheric Concentration of ________ Has Increased by More Than

question 39

Short Answer

The atmospheric concentration of ________ has increased by more than 25% in the past century, largely due to the burning of fossil fuels.

---

Definitions:

Extension

An anatomical movement where muscles increase the angle between parts of the body, such as straightening an arm or leg.

Synaptic Pruning

A natural process in brain development where extra neurons and synaptic connections are eliminated to increase the efficiency of neuronal transmissions.

Smaller-Brained Animals

Animals with relatively small brain sizes, often implying differences in cognitive capacities and behaviors.

Influenced By Drugs

Refers to the alterations in thoughts, behaviors, or physiological processes caused by the consumption of pharmaceutical or recreational substances.