<span>The correct answer is B. Grasp the end of the tail. You should do what is described in D but if you just hold it buy the tip, there's a chance that it might fall of or that you might rip it off which can be bothersome both for you as a scientist and for the rat who would be traumatized and might not be usefull for research anymore.</span>
The chemist should use heat of fusion
as it is described as the amount of heat required to convert a gram of substance from solid to liquid
the formula is given below
<span> q=nΔH(fusion
</span>there is no T because it has no effect
hope it helps
Blue photons drive the photosynthetic reaction, although from an energy standpoint, one might consider them less efficient than green or red photons because their high energy isn't fully utilized; some of the energy is essentially lost compared to photosynthetic photons with a longer (less energetic) wavelength.
Answer:
B. The R group
Explanation:
The R group is the part of an amino acid and is the only one that varies and is what defines its properties.