Which two gasses are trace gases in the atmosphere? A. Oxygen
B. methane
C. Neon
D. Nitrogen

D. Nitrogen

Explanation:

the Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent. the 78 percent is the nitrogen so it has the greater amount so its D

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

no i don't feel that humans have oversubscribed some medications