While a sodium atom has 11 electrons (the same number of protons), a sodium ion has one less electron an atom to give it a positive +1 charge.
Answer:
The probability of the parents having yellow-bellied off-spring is 100% because all the genotypes have a dominant Y.
It is possible for two yellow-bellied numbats to have a green bellied child if they are both hybrid Yy. The probability of the parents to have a green-bellied child is 25%
In the geocentric model, the moon was its own planet, and it did not orbit the Earth. The geocentric model has any single planet out of proportion in relation to the surrounding planets (according to given diagram). The heliocentric model has the sun in the middle while the geocentric model has the Earth in the middle.
Bubbles can be an analogy. It is like a cell membrane. Or maybe a mall, or airport, a fenced yard, a school, or a screen door. Good luck with your project. Brainliest is greatly appreciated.