Answer:
There is no short answer.
Explanation:
The effects of having a hole in the heart and it's initial effect of the oxygenated and the deoxygenated blood mixing, can cause shortness of breath, less energy during any physical activity since the amount of oxygenated blood going to the lungs is lower. This also can be heard with a stethoscope when listened.
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Answer:
Mineral resources are a concentration of minerals in Earth's crust that can be extracted and processed now or in the future, and including unidentified sources. Mineral reserves are those that are identified and can be mined profitably under current economic conditions with current technology. Both are potentially valuable, and for which reasonable prospects exist for eventual economic extraction
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Answer: DNA condenses into chromosomes.
Explanation: Chromatin carefully packs these DNA molecules into stringy-looking structures called chromosomes. If the DNA molecules in cells were not snaked around histones, the molecules would be 6 feet long when placed end-to-end, according to the National Human Genome Research Institute.
A stock of different genes in a interbreeding population
