Answer:
Calcium
Explanation:
Calcium is an important element present in the organisms body. The calcium can acts as an important messenger molecule and helps in the process of muscle contraction.
The concentration of calcium ions in the myoplasm leads to the development of force necessary for the movement of actin and myosin molecule. The calcium ions cling the cross bridge formation during muscle contraction.
Thus, the correct answer is option (b).
Answer:
The answer is b. Must occur within 12 months of the approval date.
Explanation:
Continuing review of an approved and ongoing study posing more than minimal risk that was initially approved by a convened IRB, must occur within 12 months of the approval date, even in situations where no extra risks exist; however, if any problems are sensed but not expected, they should be considered during the process of continuing review.
aminotransferase because it's not a hydrolase
Whether used any Condom or not
It was once thought that using condoms with nonoxynol-9 helped to prevent STDs by killing the organisms that can cause disease.
<h3>What is Sexually transmitted disease ?</h3>
Sexually transmitted diseases (STDs) are infections transmitted from an infected person to an uninfected person through sexual contact.
- Antibiotics, often in a single dose, can cure many sexually transmitted bacterial and parasitic infections, including gonorrhea, syphilis, chlamydia and trichomoniasis.
- Condoms can prevent the spread of other STDs, like HIV or genital herpes, only when the condom covers all of the infected area or sores.
Learn more about STD's here:
brainly.com/question/1304618
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