. The characteristic striated (striped) appearance of skeletal muscle is due to the arrangement alternating protein filaments. These filaments are composed of:
A. ATP and myofibrils
B. Myosin and Actin
C. Motor neurons and acetylcholine
D. Calcium and myofibrils

answer: tell your parents first, and wait another couple of days. if it gets any worse, then you should call and ask. and you can always take pain meds if need be.

explanation:

answer:

there is no cure for hiv, although antiretroviral treatment can control the virus, meaning that people with hiv can live long and healthy lives. most research is looking for a functional cure where hiv is reduced to undetectable and harmless levels in the body permanently, but some residual virus may remain. most commonly hiv-antivirals are taken also known as nucleoside/nucleotide reverse transcriptase inhibitors (nrti's).

answer:

thank you even though im a girl i still thank people

Explanation:

answer:

call 911 ofcourse if at all possible