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
Stella [2.4K]
3 years ago
9

What chemical ion is responsible for initiating the contraction of a muscle fiber?

Biology
1 answer:
Semenov [28]3 years ago
4 0
Calcium ion is responsible for Muscle Contractions.
You might be interested in
Please help me out.​
aniked [119]

Answer:_____________

Explanation:_____________

6 0
3 years ago
What is happening in the East African rift zone
gregori [183]
The rift<span> is a narrow </span>zone<span> that is a developing divergent tectonic plate boundary, in which the </span>African<span> Plate is in the process of splitting into two tectonic plates, called the Somali Plate and the Nubian Plate, at a rate of 6–7 mm annually.</span>
7 0
3 years ago
Eok<br> Which biomolecule is the genetic codle for life?
cestrela7 [59]

Answer: nucleic acids

Explanation: Among biomolecules, nucleic acids, namely DNA and RNA, have the unique function of storing an organism's genetic code—the sequence of nucleotides that determines the amino acid sequence of proteins, which are of critical importance to life on Earth.

7 0
3 years ago
In the laboratory, volumes of liquid are usually measured with a(n)
mars1129 [50]
Graduated Cylinder. A graduated cylinder measures volumes of liquids.
8 0
3 years ago
A talus slope is formed at the base of a mountain. <br> a. erosion (my answer)<br> b. weathering
zavuch27 [327]
Yes it is erosion.u r correct
7 0
3 years ago
Other questions:
  • What are the minimum requirements for an ecosystem to recycle nutrients?
    6·2 answers
  • What problem does distilled water in a patient’s bloodstream create?
    12·1 answer
  • One concern that arises from building a dam is that fish are not able to migrate. One way that fish can gain passage to their de
    10·2 answers
  • Can you plz help me out​
    13·1 answer
  • PLEASE HELP
    12·2 answers
  • Which plate borders the Philippine plate?
    8·2 answers
  • Active transport requires select one:
    7·1 answer
  • How does biodiversity reduce one species’ dependence on another species? Explain, and provide an example.
    7·1 answer
  • Can you tell me what fish this is?
    7·1 answer
  • What does food provide to organisms
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!