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
cricket20 [7]
3 years ago
13

Briefly describe why all burners must be turned off before any developing chambers are prepared

Biology
1 answer:
suter [353]3 years ago
3 0
<span>The burners must be turned off because, in the case of liquid chromatography, the eluant solvents being used are flammable. Leaving the burners lit could cause the eluant to catch on fire, putting the scientist at risk.</span>
You might be interested in
What do all consumers have in common?
rewona [7]

What Consumers have in common is that, they are all living things that live off of hunting and eating to gain energy and survive (without eating/hunting they die).

examples : Cows , Pigs , Horses

8 0
2 years ago
A neurotransmitter ________________.
Nady [450]

Answer:

b. di uses across a synaptic cleft from a neuron to a muscle cell.

Explanation:

A neurotransmitter is di uses across a synaptic cleft from a neuron to a muscle cell. Neurotransmitters are chemicals which enable neurotransmission.  In reaction to an impulse a motor neuron axon secretes a neurotransmitter and causes the muscle fiber to contract. It is a chemical messenger which passes on the signals across the chemical synapse.

5 0
3 years ago
Cellulose is a complex carbohydrate found in cell walls of plants. What is the function of cellulose in a plant cell
mote1985 [20]

It is what makes plant stems, leaves, and branches so strong.

5 0
3 years ago
Read 2 more answers
Which femoral structure is located at the distal end of the medial supracondylar ridge?
Anastasy [175]
The femoral structure that is located at the distal end of the medial supracondylar <span>ridge </span><span>(also </span>known as <span>medial supracondylar </span>line) is<span> what we </span>call<span> adductor </span>tuburcle. The adductor tubercle also functions as the point of attachment for the adductor magnus muscle.<span> </span>
7 0
3 years ago
Describe the path of light as it travels from the flashlight to the air.
Fantom [35]

Answer:

the answer is 'rectilinear propogation of light'

Explanation:

5 0
3 years ago
Other questions:
  • What is the function of a nucleoli
    14·1 answer
  • Complete the following statement: ATP energy molecules are the product of _____(1)_____. This energy comes from the reactant of
    10·2 answers
  • What are the 2 structure are in plant cells
    9·2 answers
  • What are two general uses of protein in an organism
    11·1 answer
  • You have two substances. Alcohol: density 0.8 g/ml and Glycerin: density
    7·1 answer
  • _____ eclipse occur when earth passes between the sun and the moon?
    15·2 answers
  • How is cold front formation different from stationary front formation? Stationary fronts form between warm and cold air masses,
    10·1 answer
  • In which of the following ways are DNA and mRNA similar?
    12·1 answer
  • Can males be carriers? Explain.<br> Normal traits - <br><br> Sex-linked traits -
    11·1 answer
  • Does sunlight have a chemical compound?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!