What statement about H zones and I bands is TRUE! The H zones contain only myosi
ID: 134368 • Letter: W
Question
What statement about H zones and I bands is TRUE!The H zones contain only myosin, while the I bands contain only actin. The H zones and the I bands each contain both actin and myosin. The H zones contain both actin and myosin, while the I bands only contain actin The H zones contain only actin, while the I bands contain only myosin. The H zones contain only myosin, while the I bands contain both actin and myosin. What statement about H zones and I bands is TRUE!
The H zones contain only myosin, while the I bands contain only actin. The H zones and the I bands each contain both actin and myosin. The H zones contain both actin and myosin, while the I bands only contain actin The H zones contain only actin, while the I bands contain only myosin. The H zones contain only myosin, while the I bands contain both actin and myosin.
The H zones contain only myosin, while the I bands contain only actin. The H zones and the I bands each contain both actin and myosin. The H zones contain both actin and myosin, while the I bands only contain actin The H zones contain only actin, while the I bands contain only myosin. The H zones contain only myosin, while the I bands contain both actin and myosin.
Explanation / Answer
Answer: Option A is correct.
Explanation:
I-bands contain only thin (actin) filaments.
A-bands contain thick (Myosin) filaments. Myosin and actin filaments overlap in the peripheral regions of the A band.
The H-zone contains only myosin.