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Which of the following are the starting substances in photosynthesis? A. water and carbon dioxide. B. glucose and oxygen. C. water and oxygen. D. glucose and carbon dioxide.
answered
Apr 22, 2019
Chemistry
college
3
votes
184k
views
When did the bronze age begin
answered
Mar 13, 2019
History
middle-school
4
votes
13.8k
views
The measure of angle A = ____ degrees.
answered
May 15, 2018
Mathematics
middle-school
6
votes
198k
views
What value of t makes P(t) = 21? A. 1 B. 2 C. 3 D. 4
answered
Feb 2, 2018
Mathematics
high-school
1
vote
103k
views
Suma a doua numere este 97.Daca scădem din primul 25,doua numere devin egale .Care sunt acelea?
answered
Dec 14, 2017
Mathematics
middle-school
5
votes
92.8k
views
How is the word persuade and learning alike?????????
answered
Nov 20, 2017
English
middle-school
3
votes
86.4k
views
Which of the radioactive emissions has the highest energy
answered
Sep 10, 2017
Chemistry
high-school
5
votes
175k
views
When did humans first begin to plant crops?
answered
Sep 30, 2016
Geography
high-school
7
votes
76.0k
views
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