Isotopes of an element are defined has that has same atomic number but different mass number mean they have different number of neutrons
so the statement that best describe a similarity is
<span> same atomic number; different mass number
</span>so correct option is C
hope it helps
Step 1. Simplify brackets

Step 2. Simplify
13
Done! :)
Your answer is A. 13 Hope this helps!
The heart is beneath the breastbone in the chest cavity of the frog
The answer would be : a. angiosperms.
Source : https://en.wikipedia.org/wiki/Flowering_plant
Hope this helps !
Photon
Answer:
Explanation:
Doctors,nurses and other medical stuff must study biology to learn how to aid both humans and animals. Learning about the human bodys inner processes, organs, neurological system, blood, reproduction development and diseases all prove essential for treatment and research.