I believe a completely filled square represents a male affected with a disease.
A half-filled circle represents a carrier female, while a a half filled square represents a carrier male and a completely filed circle represents an infected female with a disease. Normally these are shown in a human pedigree which shows the occurrence an appearance or phenotype of a particular gene or organisms and its ancestors from one generation to the next.<span />
Answer: The correct option is <span>a long carbon and hydrogen chain and a carboxyl group.
Reason: Fatty acid is basically consists of two main parts:
a hydrocarbon tail connected with carboxylic group as shown in the figure.</span>
It can affect our ecosystem in many ways, think about the animals. Where are they going to live? If trees, get demolished to create a hotel, or a gas station.
Hope this helps good luck. Mark brainest
Hawaii are the more hotspots area of volcanos. occurs in the type of temperature