A distance-time graph is graph that represents the speed of an object and the velocity of an object is its speed in a particular direction.
A velocity-time graph is a graph that represents the acceleration or velocity of an object.
A wind-velocity diagram is a diagram that measures wind<span> speed, or </span>wind flow velocity.
A HR Diagram (Hertzsprung-Russell Diagram) is<span> a scatter graph of stars showing the relationship between the stars' absolute magnitudes or luminosities versus their spectral classifications or effective temperatures.
Hope this helps!</span>
Answer:
dyes used in negative staining have an. acidic chromagen (negatively charged chromophore) Examples of negative stains. NIgrosin and eosin. heat fixing smears can.
I think the answer is b. wavelength (:
It is called THERAPEUTIC INDEX. Therapeutic index is the comparison of the amount of a particular drug that causes the desired therapeutic effects and the amount that causes toxicity. The index can be low or high. A drug with a low therapeutic index will require only a small increase in dose to produce toxic effects in users.