In the Proton-Proton Chain,the Net Reaction Is That 4 Hydrogen

question 19

Multiple Choice

In the proton-proton chain,the net reaction is that 4 hydrogen nuclei are converted to 1 helium nucleus and __________ are released.

• A) visible wavelength photons
• B) gamma ray photons,positrons,and neutrinos
• C) ultraviolet photons and neutrinos
• D) X-ray photons,electrons,and neutrinos

---

Definitions:

Postsynaptic Neuron

A neuron that receives a signal (via neurotransmitter molecules) from another neuron at a synapse.

Action Potential

A temporary reversal of the electrical polarity of the neuron's membrane, facilitating the transmission of nerve impulses.

Excitation

The process or state of being energized or stimulated to action or to increased activity.

Inhibition

The process of suppressing or restraining a behavioral or biological response.