The number of neutrons in a helium atom is TWO (2).
- Helium (He) is the second chemical element in the periodic table.
- Helium consists of two (2) protons and two (2) neutrons in its atomic nucleus.
- In consequence, the atomic number of helium is equal to two (2).
- The Sun contains approximately 25% He, which is generated by solar fusion.
In conclusion, the number of neutrons in a helium atom is TWO (2).
Learn more about helium here:
brainly.com/question/5596460
Answer:
F1 and F2 Generations
The offspring of the P generation are called the F1 (for filial, or “offspring”) generation.
Answer:
D) RNA or DNA
Explanation:
Most viruses either have RNA or DNA as their genetic material.
Have a good day everyone :)
Answer:
Option-D
Explanation:
Parkinson's diseases are a neural disorder which affects the movement of the human body. The disease is caused by the low production or no production of dopamine by the neurons which thus interfere with the impulse transfer and thus movement.
In the given question, the patient with Parkinson's disease is provided with levodopa but no improvement is observed therefore the prescriber must change the drug regimen, for example, the levodopa should be given in combination with carbidopa. These medications enter the blood-brain barrier and get converted to the dopamine.
Thus, Option-D is the correct answer.
Answer: Sperm
Explanation: Games are an organism's reproductive cells which in a male is his sperm