DNA molecules are in the nucleus
A) as free molecules.
B) complexed with protein on the nuclear envelope.
C) complexed with protein, forming chromatin fibers.
D) complexed with protein, forming nucleoli.
C
You might also like to view...
In the diagram, which labeled structure contains motor proteins that convert the energy in ATP into mechanical movements?
a) C b) A c) E d) D e) None of these are correct.
The papillary layer of the dermis is connective tissue heavily invested with blood vessels. The superficial surface has structures called:
A) dermal papillae. B) hair follicles. C) ceruminous glands. D) reticular papillae.
The rami communicantes are associated only with the sympathetic division of the ANS
Indicate whether the statement is true or false
Although local blood flow to different organs varies from time to time (based on demand), the distribution of blood vessels in the various organs of the body is fairly similar.
Answer the following statement true (T) or false (F)