Biology, 30.10.2019 19:31 genyjoannerubiera
The endosymbiont theory states that chloroplasts originated a) from cyanobacteria entering and remaining in the cytoplasm of another cell. b) through evolutionary change in a mitochondrion. c) by fusion of several prokaryotes. d) by spontaneous generation in the cytoplasm of an ancestral cell. e) by fusion of mitochondria and peroxisomes.
Answers: 3
Biology, 21.06.2019 23:00
Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called
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Biology, 22.06.2019 01:00
Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation
Answers: 1
Biology, 22.06.2019 12:00
Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.
Answers: 1
The endosymbiont theory states that chloroplasts originated a) from cyanobacteria entering and remai...
Mathematics, 06.04.2020 17:00
English, 06.04.2020 17:00
Mathematics, 06.04.2020 17:00
Mathematics, 06.04.2020 17:00
English, 06.04.2020 17:00
Mathematics, 06.04.2020 17:00
Mathematics, 06.04.2020 17:00
Mathematics, 06.04.2020 17:00
English, 06.04.2020 17:00
Mathematics, 06.04.2020 17:01