Answer:
A.outer-shell electrons of one atom are transferred to the inner electron shells of another atom.
Explanation:
In covalent chemical bond, outer shell share pair of electrons to fill both atoms outer shell. Covalent bond can be polar and non-polar. Hydrogen and carbon bonding is example of non-polar bonds; while hydrogen bonding with chlorine is polar covalent bond example
This is because the animals with the favorable traits would survive. Therefore they will be the only ones left because they were able to adapt to the environment. And when they breed, the offspring will gain those favorable and the less favorable traits will continue to not be used which is why they “fade away” overtime.
Answer:
Anions or negatively-charged ions
Explanation:
Answer:
Cell walls. Also plant cells are rectangular shaped while animal cells are usually circular.
Explanation: