I guess it will be C: atoms and molecules because according to Jhon Dalton's
atomic theory :"all matter is made up of atoms"
and even if we think of other options think it by urself that not all matter is made up of them
The answer would be, True, A chloroplast is an organelle inside of cells.
Answer:
<h2>1. unconditioned stimulus, </h2><h2>2. loud noise</h2>
Explanation:
Such type of stimulus that is trigger by the neutral in nature is called a conditioned stimulus such as the sound of the bell and some other. Such type of stimulus that is biologically potent is called an unconditional stimulus such as the taste of food and some other things. When the biologically effective stimulus is used with neutral stimulus then the classical conditions are formed that are used in the learning process.