The phenotypic ratio would be 1:1 because there would be 1 black to every 1 white
A genus is composed of a number of similar SPECIES.
Answer: B
Explanation: The circulatory system is responsible for bringing food and oxygen to every cell in your body. The respiratory system is responsible for carrying oxygen and carbon dioxide in and out of your body. The excretory system is responsible for removing waste from your body.
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Answer:
Seperate because two organisms with exactly the same niche can't survive in the same habitat. One would drive the other to extinction because they would compete for the same exact resources.