The correct answer is sarcomere.
A sarcomere refers to the fundamental unit of striated muscle tissue. It is the reiterating unit between the two Z lines. The skeletal muscles comprise tubular muscle cells known as muscle fibers or myocytes that are produced in the procedure called myogenesis.
When the muscle fibers of a motor unit attain an impulse, it instigates a response in each sarcomere between the myosin and actin filaments. This response leads to a start of a contraction and the sliding filament theory.
Because all those energy sources are natural and will always be there, when ever there is a need for extra energy.
Yes, your ear canal is connected to your brain.
<span>Fish that can tolerate a wide range of salinity at some phase in their life-cycle are called euryhaline species. These fish, which include salmon, eels, red drum, striped bass and flounder, can live or survive in wide ranges of salinity, varying from fresh to brackish to marine waters.</span>
Answer:
Image result for What is the pristine seas project?
Founded and led by National Geographic Explorer-in-Residence Dr. Enric Sala, Pristine Seas is an exploration, research, and media project aimed at supporting the United Nations' target of 10 percent of the ocean protected by 2020. ... Since its inception, Pristine Seas has carried out expeditions in 23 places.
Explanation: