Ionic bonds result when electrons are tranfered between atoms. Covalent bonds result when valence electrons are shared between atoms. You should be able to identify whether an ionic or covalent bond is being formed between atoms.
Answer:
They haven't yet, that is a myth. Rattlesnakes still have a rattle and probably always will.
Explanation:
<h2>
<u>STATEMENTS</u></h2>
The correct statement among the given answers is letter <u>d. an object in motion will remain in motion.</u>
<h2>
<u>WHY? </u></h2>
In reality, object that is in motion (like a ball) will remain in motion unless it's stopped by something (a wall or any force).
This is stated in the first law of motion by Sir Isaac Newton -- an object in motion will remain in motion unless an outside force acted upon the object.
Answer - A
Semi-conservative model of replication involves the replication of DNA in all the familiar cells in such a way that each newly synthesized daughter cell contains a double helix with one new strand and one old strand.