We can confirm that a person with very toned muscles likely has tightly packed myofibrils.
<h3>What are myofibrils?</h3>
These fibers are the protein filaments that cause contractions in the structure of the muscle. Weight training tones muscles by increasing the number of myofibrils in a sarcomere, thus increasing its capacity to produce force.
Therefore, we can confirm that a person with very toned muscles likely has tightly packed myofibrils.
To learn more about muscle fibers visit:
brainly.com/question/1426285?referrer=searchResults
Answer:carbon can be form naturally or artificially, both give energy by giving heat power.
Explanation:
Answer: option A - Distance perception is less acute
Explanation:
ALL the other options are AFFECTED by age EXCEPT distance perception. Age has effects on Visions, the lens, smelling and hearing etc.
Distance Perception refers to the
visual ability of how an individual can perceive the magnitude of certain distances.
So, option A is the right answer
