Which of the Following Particle Reactions Cannot Occur?
A)p $\rightarrow$ P + P + P

question 23

Multiple Choice

Which of the following particle reactions cannot occur?

• A)p + p \(\rightarrow\) p + p + p + \(\overline{p}\)
• B)p + \(\overline{p}\)\(\rightarrow\) 2\(\gamma\)
• C) \(\pi\)⁺ + p\(\rightarrow\)K⁺ + \(\pi\)⁺
• D)\(\gamma\) + p\(\rightarrow\) n + \(\pi\)⁰
• E)e ^- + e⁺ \(\rightarrow\) 2\(\gamma\)

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Definitions:

Vessel Elements

Of xylem, cells that form in stacks and die when mature; their pitted walls remain to form water-conducting tubes. Each tube consists of a stack of vessel elements that meet end to end at perforation plates.

Stomata

Small openings on the surface of leaves and stems that allow for gas exchange.

Humidity

A measure of the amount of water vapor in the air, affecting weather, climate, and comfort levels.

Chemical Signals

Molecules released by organisms to communicate with each other, playing critical roles in behaviors such as mating, aggression, and territory marking.