1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Sav [38]
4 years ago
5

A muscle cramp is a sudden, painful contraction of a muscle, during which movement is difficult. What is happening at the cellul

ar level
during a muscle cramp?

Biology
2 answers:
svetoff [14.1K]4 years ago
6 0

Answer:

Muscle cramps are caused by the inability of myosin fibers to break free from the actin filaments during contraction, resulting in a prolonged contraction. A lack of ATP would obviously produce cramping, as myosin requires ATP to become free from actin.

saw5 [17]4 years ago
5 0

Answer:

C. see image

Explanation:

You might be interested in
What happens to the air that a emperor penguin breathes in?
enot [183]
Emperor penguins need lungs to breathe. In penguin lungs, air never stops. ... Once the air goes farther into the trachea it splits into two different directions into both lungs. To get the oxygen into the blood cells, it must come "within small distance of the penguin blood cells".
6 0
3 years ago
How does an exotic species affect the food web of an ecosystem?
statuscvo [17]

Answer:

by destroying or replacing native food sources.

Explanation:

hope this helps

8 0
3 years ago
Lydia is walking in the woods at night to observe owls. She hears a rustling behind a tree, which startled her and causes her bo
jenyasd209 [6]

Thinking it would go with The peripheral nervous system will slow down digestion to conserve energy

3 0
3 years ago
Read 2 more answers
Please help me FAST <br> Please
Otrada [13]

Answer:

autotrophs!

Explanation:

plants produce their own food!

4 0
3 years ago
When should vaccines be given? Should they be given as a precaution or when there is evidence of an outbreak?
Ivanshal [37]
Among reported cases through May 17, 90% were unvaccinated or their vaccination status was unknown. Fifty-five (6%) cases were acquired outside of the U.S. (international importations) and 825 (94%) were acquired in the U.S. Most cases (94%) were related to outbreaks and 75% were related to outbreaks in New York City and New York State.
5 0
3 years ago
Other questions:
  • Why do individual water masses within the oceans retain distinctive physical properties for long periods?
    15·1 answer
  • Which region of Earth’s crust experiences the least amount of pressure? crust mantle outer core inner core
    11·2 answers
  • If body temperature is too high some blood vessels increase in size and sweat glands will excrete sweat resulting in a lower bod
    15·1 answer
  • Which set of details correctly identifies a series of events in a sympathetic pathway?
    7·1 answer
  • The role of pigments in the photosynthesis reaction is to
    10·2 answers
  • Chapter 11.1 &amp; 11.2 Notes Section 11.1 1. Every living thing has a set of ? inherited from its parents. 2. After becoming a
    8·1 answer
  • An individual who has been given a nasal mask, which blows air into the nose while sleeping, is probably being treated for​
    7·1 answer
  • A characteristic of an index fossil is that they must have general features...<br> True or False?
    6·1 answer
  • Need help someone knows the answer
    9·1 answer
  • Give an example ecological disturbance. Light Disturbance? Extreme Disturbance.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!