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
marin [14]
3 years ago
9

The ion needed to initiate the release of acetylcholine into the synaptic cleft is

Biology
1 answer:
satela [25.4K]3 years ago
5 0
The answer to this is calcium.
You might be interested in
Larger more sophisticated organisms are classified under which domain
Alexxx [7]
Multicellular? or do you mean animals?
7 0
4 years ago
Which is a limitation of a scientific model?
iren [92.7K]

Answer:

The correct option is<em> D)  Models are not the "real thing" so it will never correctly represent the system in all respects.</em>

Explanation:

Scientific modelling can be described as a representation of the scientific theories or concepts in a way that can be better understood. Scientific models makes it easier to understand what physical, chemical or mechanical activity is taking place. Even mathematical representation comes under scientific modelling.

As models are not the real, hence they cannot be considered to be perfectly accurate. A model can never mark up to the complexity of nature.

8 0
3 years ago
The lab setup shows four test tubes. Tube 1 contains water only. Tube 2 contains a live snail. Tube 3 contains a live green wate
katovenus [111]

Answer:

I would assume D

Explanation:

Tube 1 doesn't contain an organism so it can't be that one. Both a snail and a plant are considered an organism, and cellular respiration occurs in almost any organism's cells

8 0
3 years ago
Who produced the first image in June/July 1827, in which chemicals were used on a metal play inside a camera obscure
torisob [31]

Joseph Nicéphore Niépce

3 0
3 years ago
Read 2 more answers
Which foods would be most helpful for someone who is suffering from weak teeth and bones
hjlf

Your body needs two key nutrients: calcium and vitamin D. Calcium is the mineral that strengthens bones and teeth, and vitamin D helps the body absorb calcium while improving bone growth. So stuff like <em>yogurt, milk, salmon, tuna, and spinach.</em>

4 0
4 years ago
Read 2 more answers
Other questions:
  • Plants and animals that live in estuaries face a dilemma in maintaining water balance inside their cells. During high tide they
    5·1 answer
  • Hans selye's definition of stress is considered a response-based definition because it conceptualizes stress chiefly in terms of
    7·1 answer
  • Living organisms contain unique chemical elements which are not found in non-living systems
    5·1 answer
  • Will give brainllest if right
    5·2 answers
  • Is going down a slide and ice skating examples of friction?
    9·1 answer
  • Provide the complimentary strand of dna that would be paired with this original strand a t t c g a c g
    5·1 answer
  • the allele for white fur is revessive and the allele for normal fur is dominant the frequency for the normal fur allele is 0.60.
    11·1 answer
  • If you cannot see light coming through your scope, in addition to the light source,
    11·1 answer
  • A stalked, sessile marine organism has several feathery feeding structures surrounding an opening through which food enters. The
    8·1 answer
  • Which one of the following is an example of a prokaryote?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!