Answer:
yes
Explanation:
as they have constant speed so if frequencies increased so wavelength will decrease
Answer:
selectively permeable
Explanation:
cell memebranes conteol the flow of butrients in and out of the cell, this meaning that they can keep some out of the cell. they SELECT what goes in and out.
Answer:
Because you body is introduced to the virus, it is familiar to it and can build up an immunity to the weakened form so when the actual virus invades, your body know what to do.
Explanation:
Is that hit Artist and rapper dababy?????
