Which of the following about prokaryotic chromosomes is true? a. comprise at least two chromosomes b. are made of dna wrapped tightly around histone proteins c. include histone and nonhistone proteins d. consists of a circular dna molecule i have doubt that the answer can possibly be (b) and (d)

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.