As we learned in class on 2/12, one product of photosynthesis is oxygen. oxygen is very important to us and many life forms we know but before photosynthesizers evolved, oxygen was toxic to life. write 1 to 2 complete paragraphs answering the following questions. 1. what is the chemical formula of photosynthesis? how many molecules of each compound results? 2. for what specific reasons was photosynthesis harmful to life forms that existed when this chemical process evolved? 3. what evidence do we have that shows this occurrence? (there were several mentioned.)
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Biology, 22.06.2019 00:40
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course. a. 12.5m/s b. 1.33m/s c. 13.3m/s d. 1.25m/s
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Biology, 22.06.2019 03:50
What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere,b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify,d)anaerobic bacteria kept thriving with more oxygen
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Biology, 22.06.2019 10:00
If an organ has six haploid chromosomes,how many chromosomes are present. 6 12
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Biology, 22.06.2019 14:00
Organelles found in plant cells that function through photosynthesis to produce glucose from carbon dioxide and water are called — question 21 options: chloroplasts guard cells photosynthons
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