Which of these statements applies to the heritability of phenotypic variation? a) behaviour is based primarily on interaction with the environment and does not respond well to selective pressures. b) only genetically based variation is subject to evolutionary change. c) only traits that vary quantitatively will respond to artificial selection. d) all genotypic and phenotypic variations are heritable

What are two examples of conduction that we use everyday

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.

Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall