Answers: 1
Biology, 21.06.2019 23:00
Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called
Answers: 2
Biology, 22.06.2019 12:00
Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.
Answers: 2
Biology, 22.06.2019 13:10
Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.
Answers: 1
Biology, 22.06.2019 14:30
Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals
Answers: 3
Which of the following is a flap of tissue in the heart that prevents blood from flowing backwards?...
English, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10
English, 15.09.2019 21:10
Biology, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10
Mathematics, 15.09.2019 21:10