Biology, 09.10.2019 07:50 acoverupoze5th
Hon placed aquatic plants in several test tubes that were filled with water. then, he placed half of the test tubes in a dark closet and the other half in a well-lit room. when he recorded his data, some of the plants had formed many small bubbles on the leaves, and some did not. which describes what hon most likely observed and the reason for these results? the plants in the dark formed bubbles because they released hydrogen gas. the plants in the dark formed bubbles because they released water vapor. the plants in the light formed bubbles because they released carbon dioxide gas. the plants in the light formed bubbles because they released oxygen gas.
Answers: 2
Biology, 22.06.2019 03:30
Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent
Answers: 1
Biology, 22.06.2019 09:00
Which heredity condition causes a buildup of mucus in lungs and pancreas? a. cystic fibrosis b. heart disease c. huntington's disease d. sickle cell anemia
Answers: 1
Hon placed aquatic plants in several test tubes that were filled with water. then, he placed half of...
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