The first can be filled with an element and the second blank can be filled with a compound.
Iron is an element as it contains only one kind of atom, which combines with the oxygen from the air to produce rust, that is, iron oxide. The rust comprises two kinds of atoms, which signifies that it is a compound. A compound refers to a molecule that comprises at least two types of atoms. In the case, iron oxide is a compound as it comprises Fe and O atom.
Answer:
0.56 % of the total population
Explanation:
If in a certain population we know that the 60 % represent the boys and the 40 % represent the girls.
So the 40 % of girls is the 100 % of all the girl sample and just 1.4 % of girls are color blind. So..
40 % = 100 %
x = 1.4 %
x= (1.4 % x 40 %) / 100 % = 0.56 % of the total population.
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If the substances preform the same in a variety of test, the they are the same. This is because they should always be tested in multiple categorys to see if they are the same or at least alike.
Answer:
Option B. A double-stranded molecule with coded instructions for anorganism's physical characteristics, is the correct statement.
Explanation:
DNA is a genetic material which contains information about the physical features and characteristics of an organism. It is composed of five carbon sugar, phosphate group and nitrogenous base. The DNA base are adenine, cytosine, guanine, and thymine.
