do all bacterial cells have the same structures? no
Answer:
Evolution is a gradual change in the inherited traits of a population over many generations. Natural selection is a mechanism where the members of a population best suited to their environment have the best chance of surviving to pass on their genes.
If it has valves then it is a vein.
The answer is B) Amoeba
hope this helps
The best response is this: USE A MOISTURIZER ON THE SKIN DAILY TO HELP REDUCE ITCHING.
Using a moisturizer on the skin is an effective mean of reliving dryness and in extension reducing itchiness. The moisturizer will keep the skin moist and thus reduce pruritus.
