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:
true
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Answer:
To measure motion, you must be able to compare it to a reference point, or a non moving point.
Answer:
A) It uses less energy to make something from recycled materials than from new materials.
Explanation:
When a recycled material is used to make a new product, it conserves energy because the recycled materials have already been processed once; so making something from it for the second time uses less energy-intensive than the first. For example: Making new aluminium from old products uses 95% less energy than making it from scratch.
Hence, the correct answer is "A)"
