Answer:
In thin-layer chromatography, the retention factor (Rf) is used to compare and help identify compounds. The Rf value of a compound is equal to the distance traveled by the compound divided by the distance traveled by the solvent front (both measured from the origin).
Explanation:
learned about it in school
Answer:
False, people show aging within their whole entire life time, as years pass, our physical appearances change.
hope this helps! :)
Answer: Prozac (Fluoxetine).
Explanation:
This is a very safe product for people and has more natural serotonin and endorphins. Both of these natural chemicals in our body help make our depression ween away. The mother would have best luck in this medicine.
Answer:
Mobilize the brain and body for action
Answer:
Bilaterians have a well developed muscles which are used in both movement from one place to another and for holding things. The main limitations of protist locomotion-mechanisms is that they require medium of water for locomotion. They moved in water through pseudopods, cilia and flagella.
Longitudinal muscle are used by the worms to move from place to place. setae is present in worms which is used to move in forward direction, while jointed appendages which are attached to the body of insects helps in locomotion. Insects have skeleton that is present outside their body which is known as exoskeleton.
External appendages of radiates push the water outside in the backward direction and moved in the forward direction, while bilaterians moves from place to place through their legs which are specialized for this movement and their muscle in their hands are used for holding things.
