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Scientists think that oxygen produced by the first photosynthetic bacteria contributed to the creation of the ozone layer we have today. If the ozone layer blocked visible instead of UV radiant energy,
answered
Mar 22, 2018
Biology
middle-school
4
votes
63.5k
views
Read the paragraph. Volunteering is a good way to gain skills and work experience. In a recent study, seventy-three percent of employers said they’d hire someone who’d volunteered. Among employees who
answered
Aug 29, 2017
English
high-school
3
votes
106k
views
The panda is an endangered species that feeds on bamboo, which only grows in certain forests.how will the destruction of such forest affect the pandas population growth? There will be no effect on reproduction,
answered
Jun 11, 2017
Biology
high-school
3
votes
91.6k
views
X divided by 3 equal -12
answered
Apr 28, 2016
Mathematics
middle-school
1
vote
193k
views
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