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
oksian1 [2.3K]
3 years ago
7

How do scientists determine the toxicity of a chemical

Biology
2 answers:
DedPeter [7]3 years ago
7 0
By the effect it has on a living thing
aleksandr82 [10.1K]3 years ago
6 0

Answer:

Toxicity can be measured by the effect the substance has on an organism, a tissue or a cell. We know that individuals will respond differently to the same dose of a substance because of a number of factors including their gender, age and body weight. Therefore a population-level measure of toxicity is often used

Explanation:

You might be interested in
Wegener formed the theory of continental drift in 1912. What prevented research of the ocean floor, paleomagnetism, and earthqua
Gnoma [55]
The other biologists and scientists thought his theories were bogus
4 0
3 years ago
Read 2 more answers
Soaps can be produced by using bases to dissolve fats or oils. Ammonia feels slippery or soapy to the touch because ________. Gr
Marta_Voda [28]

Answer:

Ammonia feels slippery or soapy to the touch because<u> it is an [alkaline] base and can dissolve some of the fats and oils in your skin.</u>

Explanation:

The concept <em>alkali</em> refers to salts that contain alkali and alkaline earth metal elements. According to chemists, all alkaline solutions are <u>basic</u>.

Ammonia is an alkaline solution that, when combined with water, it actually makes soap. This base feels slippery to the touch because when it makes contact with all the oils that are naturally present in your skin, it produces soap, making it slippery and soapy.

5 0
3 years ago
The question below refers to the selection "taste—the final frontier." hydroponic plants are grown —
liberstina [14]
I think the correct answer from the choices would be option C. Hydroponic plants are grown in water. <span>Hydroponics is a subset of </span>hydroculture<span>, the method of growing plants without soil, using mineral nutrient solutions in a water solvent. Hope this answers the question. Have a nice day.

</span>
7 0
3 years ago
Read 2 more answers
You have responded as a first aid provider to a coworker who has accidentally cut himself on his forearm. He is responsive and s
Anton [14]

Answer:

Put the cut portion in vertical upward position and cover it with clean tissue or cloth.

Explanation:

At first to minimize the bleeding from wrist we need to raise the wrist up and then apply pressure by clean tissue or cloth. Wrap the tissue/clothe around the wrist. If blood is soaking through the material wrapped, don't remove the wrap but pot more tissues/cloths around the wrap and continue to apply the pressure. The hand should be kept raised at a level more than the level of heart of that injured person. Due to continuous pressure of the wrapping material the bleeding will stop in around 5-8 minutes.

8 0
3 years ago
Theodore roosevelt and wildlife reserves
Alexxx [7]
So?? what?
.......................
6 0
3 years ago
Other questions:
  • which of the following is the only evolutionary force that can create brand-new genetic variation within a population? a. mitosi
    11·1 answer
  • a person usually experiences small variations in body temperature over a 24 hour period what are these variations an example of
    10·2 answers
  • Some flies produce up to 100 offspring in two weeks why is earth not covered with flies​
    12·2 answers
  • When a plant starts to reproduce, auxins are released. Also, a large amount of sugar is used to create energy to build reproduct
    7·2 answers
  • Which electron carrier is generated in the reaction catalyzed by malic enzyme?
    14·1 answer
  • Claim stating what the translated sequence from the DNA sequence is
    8·1 answer
  • Which parts of the body might you mention if you are describing the cephalic region? Check all of the boxes that apply.
    11·2 answers
  • BRIEFLY EXPLAIN what you would say is the difference between XXX SYNDROME AND XYY SYNDROME.
    6·1 answer
  • In a presentation about measuring mass, one of your classmates states, "Two objects of the same size will always have the same m
    11·1 answer
  • 5. What muscle is below the deltoid and is attached to the ulnar process? How many heads does this muscle have?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!