Biology, 11.03.2021 06:10 Livi9666

Humans originated in Africa about 7 million years ago: if life on earth started 3.5bya ago and represented 24 hours from then to today, how many minutes of these 24 hours would be devoted to this 24-hour clock a) since the first humans showed up?
b) since Humans showed up 300,000 ya?

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Humans originated in Africa about 7 million years ago: if life on earth started 3.5bya ago and represented 24 hours from then to today, how many minutes of these 24 hours would be devoted to this 24-hour clock a) since the first humans showed up? b) since Humans showed up 300,000 ya?

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Another question on Biology

Humans originated in Africa about 7 million years ago: if life on earth started 3.5bya ago and represented 24 hours from then to today, how many minutes of these 24 hours would be devoted to this 24-hour clock a) since the first humans showed up?
b) since Humans showed up 300,000 ya?