Answer:
1.
BIOLOGY
having a higher osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid.
2.
PHYSIOLOGY
of or in a state of abnormally high muscle tone.
Explanation:
Found it on google ;)
Dopamine is a chemical released by neurons to send signals to other nerve cells. the brain includes several distinct dopamine pathways, one of which plays a major role in reward motivated behavior.
smoking is a habit, in a habit there is the cue, routine, and reward. with smoking the cue can be different things, most commonly stress or anxiety. the routine how you react to those cues, the reward is the chemical 'triggers' that are pulled inside you're brain leaving you feeling calm, happy, or relieved, etc.
Answer/Explanation:
Chloroplasts are the organelle that uses chlorophyll. Chlorophyll is in the process of photosynthesis.
Oxygen has a partial negative charge, whereas hydrogen had a partial positive charge.
This means that water molecules are polar and can be used to dissolve a lot of chemicals, that's why water is such a popular solvent.
