Answer:
16
Explanation:
The usual age to sit the end-of-course exams is 16, but there are no hard and fast rules. You can take it before or after that age; for example, some students will sit GCSE exams at the end of Year 11 but in general the exams are normally taken in May and June at the end of Year 12.
The Skeletal muscle tissue has a striated appearance due to repetitive bands of the proteins actin and myosin that run the length of myofibrils.
Dark A light and bands I bands repeat along myofibrils, and myofibril alignment causes the entire cell to seem striated or banded.
<h3>What is a striated appearance?</h3>
Striated muscle tissue is made up of repeated functional units known as sarcomeres.
Sarcomeres are evident as a series of bands along the muscle fibers, which is responsible for the striated appearance seen in microscopic photographs of this tissue.
Learn more about Skeletal muscle tissues at;
brainly.com/question/12252128
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Try taking a mesure instrument of any kind (like a ruler or measuring tape) and put it along your arm.
Something that has a body of water and a community of organisms and animals that live in water Hope it helps you :)!!!!!
