It indicates what elements is composed by and how many atoms of one element are linked to the other.
For example, this is the formula for table salt is:
NaCl
The formula indicates that table salt (sodium chloride) is composed by sodium (Na) and chlorine (Cl) on a 1:1 ratio.
Hope it helped,
BioTeacher101
Answer: winged fruits have two or more wings
Explanation:
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Speciation of plants can make us grows plants with a desired attribute.
This make the plants that we want could fulfill more of our needs, whether it's nutrients , material, or aesthetic purposes
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Natural selection gets rid of those who are unfit of surviving and allows those who can survive to reproduce and live on
Answer:
Demography is the statistical study of human populations. Demography examines the size, structure, and movements of populations over space and time. It uses methods from history, economics, anthropology, sociology, and other fields.
