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Afina-wow [57]
3 years ago
7

The myofilaments used during muscle contractions will return to their resting state when the _____ relax.

Biology
1 answer:
andre [41]3 years ago
8 0

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.

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Vadim26 [7]

Answer:

According to the “hygiene hypothesis,” the problem with extremely clean environments is that they fail to provide the necessary exposure to germs required to “educate” the immune system so it can learn to launch its defense responses to infectious organisms. Instead, its defense responses end up being so inadequate that they actually contribute to the development of asthma.

Explanation:

6 0
3 years ago
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A species of butterfly lives in a warm climate. The butterflies feed on the nectar of tropical flowers. Birds eat the butterflie
kirill115 [55]

Answer:

You didn't give options to choose from so I'll just wing it.

Over-predation will most likely be the cause of the extinction of the butterflies

Explanation:

Since the birds are preying on them, their population will most likely go extinct because of the birds.

3 0
2 years ago
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Alona [7]
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3 years ago
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Item 2 Item 2 Osmometer cells in the brain sense an increase in the salt concentration of plasma. This information is sent to th
DiKsa [7]

Answer:

The correct answer is: homeostasis.

Explanation:

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The example provided in the question is a process performed by many structures in different organs that help regulate the concentration of fluids.

6 0
3 years ago
Which of these pollutants is transferred from soil to water by fertilizer runoff from farms and leaky septic tanks?
daser333 [38]
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3 years ago
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