Answer:
O H20 and CH4, but not O2
Explanation:
Compounds consist of multiple elements. O2 is just two oxygen atoms, meaning two atoms from the same element.
<h2>What happens for elements larger than iron to be created? </h2>
- Neutron-capture inside stars is the primary source of elements heavier than iron, while there are other minor contributors (cosmic ray spallation, radioactive decay). They are not just produced by supernovae, but also by other stars.
Answer:
A country is considered tropical when it lies between the Tropic of Cancer and the Tropic of Capricorn.
Explanation:
The equator is located between the tropics
The mechanism is straightforward: in Metaphase one of Meiosis, chromosomes line up in two lines, with homologous across from each other, which allows them to interact by crossing over. In Metaphase of Mitosis, the chromosomes are all lined up single file, so the homologous chromosomes cannot interact.
