Chemistry, 29.01.2020 05:50, shaelyn0920
Scientists interested in early life on earth including the first cells and the last universal common ancestor of all three domains of life are likely to get the most information from:
a. sis of two amino acids, forming a peptide bond with the release of water
b. the reaction of two monosaccharides, forming a disaccharide with the release of water
c. the reaction of a fat with glycerol, forming fatty acids with the release of water
d. the reaction of a fat, forming glycerol and fatty acids with the consumption of water
Answers: 3
Chemistry, 21.06.2019 16:20, kingsqueen883
Consider the two electron arrangements for neutral atoms a and b. are atoms a and b the same element? a - 1s2, 2s2, 2p6, 3s1 b - 1s2, 2s2, 2p6, 5s1
Answers: 3
Chemistry, 21.06.2019 22:30, alexisgoss8091
Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail
Answers: 2
Chemistry, 22.06.2019 13:30, hdhtvthjr
Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering
Answers: 1
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