How many Barr bodies does a normal human female contain in each diploid cell?  

A.  0
B.  1
C.  2
D.  3


B.  1

Biology & Microbiology

You might also like to view...

Which hair-like cellular projections line the respiratory tract and sweep inhaled particles away from the lungs?

a. flagella b. cilia c. intermediate filaments d. pseudopods e. microvilli

Biology & Microbiology

In synaptic signaling, neurotransmitters are released into a space that is referred to as a

A. neuron junction. B. paracrine space. C. plasmodesmata. D. gap junction. E. chemical synapse.

Biology & Microbiology

Chondrichthyes includes

A) whales. B) all fishes. C) lampreys. D) frogs. E) sharks.

Biology & Microbiology

After years of listening to loud music on headphones, the cilia on Bob's hair cells are damaged. What is the result?

A. Vestibular problems B. Vision problems C. Taste hallucinations D. Hearing loss

Biology & Microbiology