Answer:
D. organ systems
Explanation:
Organs and tissues that perform the same function are called organ systems
We will stop and do some Grey Whale watching off the coast of Carbo San Lucas city on the Baja Peninsula. The correct option among all the options that are given in the question is the second option. This is a city that is very famous among people around the world because of its night life and water based sports and activities.
Answer:Answer:
For 1: The correct answer is Model 1, 2, and 4.
For 2: The correct answer is Option 1.
Explanation:
For 1:
An element has 3 subatomic particles: electrons (E), neutrons (N) and protons (P).
Atomic number is defined as the number of protons or number of electrons.
Atoms having same number of protons are same. From the given models, Model 1, 2 and 4 have 2 protons with different neutrons. Hence, these models belong to same element.
For 2:
A compound is defined as a substance in which two or more types of elements combine in a fixed ratio. For Example: is a compound made out of atoms of carbon and oxygen.
Hence, the correct answer is Option 2.