Which organisms evolved during the Cambrian period?

Which organisms evolved during the Cambrian period? This period lasted about 53 million years and marked a dramatic burst of evolutionary changes in life on Earth, known as the “Cambrian Explosion.” Among the animals that evolved during this period were the chordates — animals with a dorsal nerve cord; hard-bodied brachiopods, which resembled clams; and […]

Can we drill in pillar?

Can we drill in pillar? If by “drilling through” you mean drilling a hole that is as deep as the reinforced concrete beam or column itself, then it is not acceptable. It should not be attempted even if it is a very small diameter hole. Think about it as drilling a 10–12 mm (1/2″) diameter […]

Can you play Halo on Windows XP?

Can you play Halo on Windows XP? Microsoft launched it as the champion of Windows Vista, but now Halo 2, which the US giant claimed would only work with its much hyped latest operating system, will work with Windows XP after a patch, created by hackers, was made available online. What games can run on […]

How location affects physical activity?

How location affects physical activity? Results: After adjusting for other demographic factors, respondents who lived in a coastal postcode were 23% less likely to be classified as sedentary, 27% more likely to report levels of activity considered adequate for health, and 38% more likely to report high (vigorous) levels of physical activity than those who […]

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