The answer would be survival of the fittest.
This metaphor, "<em>survival of the fittest</em>," was used by Herbert Spencer to explain <em>natural selection. </em>It is sometimes also referred to as the survival for existence. This phrase came from the Dawinian theory of evolution where he explains that all species are capable of producing many offsprings. However, the survival of those offsprings depends on their ability to adapt to the risks and opportunities of the external environment.
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</em>This relates to your scenario in the sense that fish lay a lot of eggs in the beginning but not all of them would live to achieve maturity. This is because even as eggs, they have many predators and are exposed to other elements. The threat pushes on even if they are able to hatch and grow up.
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The red blood cell is normally circular shaped but for sickle cell anemia the red blood cell is literally sickle shaped so the surface area decreases and less amount of oxygen is stored by the sickle shaped cell thus resulting in low O2 content
Answer:
well the 1 or 3 is my guess
Explanation:
The 1 is my main answer but 3 is a possibilty i suppose
1 Minerals. 1Fruits 3liver 4 vitamin A 5 milk Vitamins can make you feel stronger feel better 6 Fruit and vegetables 1
Answer:
raised atmospheric concentrations of CO2 by 47% above pre-industrial levels
Explanation:
Over the past 170 years, human activities have raised atmospheric concentrations of CO2 by 47% above pre-industrial levels found in 1850. This is more than what had happened naturally over a 20,000 year period (from the Last Glacial Maximum to 1850, from 185 ppm to 280 ppm).
