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Author Question: The primitive earth's atmosphere did NOT contain (Read 83 times)

mckennatimberlake

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on: Jan 6, 2021

Question 1

The primates first arose about how many million years ago?
◦ 75
◦ 60
◦ 50
◦ 40
◦ 30

Question 2

The primitive earth's atmosphere did NOT contain
◦ water vapor.
◦ free nitrogen.
◦ free hydrogen.
◦ free oxygen.
◦ inert gases.
Human Biology ¦ Starr, McMillan ¦ 10th Edition
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Marked as best answer by mckennatimberlake on Jan 6, 2021

pami445

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Reply #1 on: Jan 6, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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mckennatimberlake

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Reply 2 on: Jan 6, 2021
Wow, this really help

xiazhe

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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