People with the CCR5-delta 32 mutation were more likely to survive the plague, increasing the prevalence of this mutation in Europe.

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

answer: i don't know

explanation:

you need to provide a picture, otherwise i can't tell you.

if you can provide one, i'd be more than happy to you with this!

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .