An imaginary wall or divider.
Good luck on your permit test!
Carbon-12 has 6 neutrons and 6 protons, making it 12.
Carbon-14 has 8 neutrons and 6 protons, making it 14.
It is used to date the age of things that are very old using radioactive isotopes.
The genetic data present in the DNA of an organism is different from the parent DNAs.
Explanation:
The large number of varied combination of genes are produced through the reproduction procedure. In the process of Meiosis, gametes are produced in the form of sperms and eggs. The alleles of gametes get separated and units randomly with fertilization of gametes.
In this way reproduction causes variation in genes. In humans some variations of genes are - the skin and hair color. This variation leads to a trait of an organism.
Answer:
Carbon dioxide, methane, and water vapour are the most important greenhouse gases.
<span>Flakes or dry patches made up of excess dead epidermal cells are a known as scales. </span>
