Biology, 17.08.2021 03:20, shayleithomas
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Iron reacts with atmospheric oxygen to form iron oxide or ferric oxide. Look at the chemical equation for this reaction:
FeO, Fe2O3
This equation is unbalanced. Which of the following is the correct balanced equation for this reaction?
OA 4Fe 302 - 2Fe203
OB. 3Fe + 40, -+ 2Fe2O3
OC 2Fe + 402 + 3Fe703
OD. 3Fe + 302 - 4F0203
OE 4Fe + 402 - 3Fe2O3
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Biology, 22.06.2019 00:10, bobtothemaxthe1st
Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.
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Biology, 22.06.2019 01:10, taylorwhitfield6
Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells
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Biology, 22.06.2019 09:30, kdencemartin
Which short-term environmental change is most likely to lead to ground shifting, landslides, and the collapse of buildings or roads? forest fires flooding earthquakes
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