Answer:
The Cat because a Cat is from a fox family.
Explanation:
English: Examples of projects for sixth grade science fair.
There is a physical barrier (small village in a mountain valley) that does not let those traits to escape the region. In other words, the physical barriers prevent gene flow occurring. This is what makes that specific gene for polydactylism to be prevalent in that area.
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Answer:
Locations along rivers meant faster travel upstream and downstream to rule territories. The city became the place where the ruler or rulers lived together in a stationary spot. The city's location along early rivers encouraged stronger government, which in turn encouraged stronger cities.
Answer:
D. increase cellular respiration
Explanation:
The circulatory system works to circulate oxygen from the respiratory system to all cells of the body.
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