In a stream ecosystem, two species of aquatic plants rely on available nitrogen and phosphorus as nutrients. Under what conditions would these two species, in competition for two nutrient resources, be prevented from coexisting

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

How does a gymnosperm prevent itself from pollinating the same tree

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.