Answer:
When people lift weights, microscopic damage (microtears) occurs to the myofibrils within the muscle fiber. These microtears stimulate the body's repair response. ... The increased number of myofibrils causes muscle fibers to enlarge, increasing their volume and size.
Explanation:
Answer:
1 - R
2 - r
3 - R
4 - RR
5 - Rr
6 - r
7 - Rr
8 - rr
Explanation: hope this helps
To describe a scientist as skeptical, they question existing ideas and a new hypothesis. skepticism is a valuable quality because it shows that scientists is good and open minded.
i hope this helps...
Cystic fibrosis affects more than 200,000 people in the United States so false.