Answer:
one in four
Explanation:
If both parents carry only one copy of a recessive gene, the likelihood of a child bearing the recessive trait is one in four.
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
i believe the answer is 300. ;)
Answer:
the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution.