Answer:
physical contamination
Explanation:
Hope this helps, and please mark me brainliest if it does!
Answer:
It cures all cases of cystic fibrosis.
Explanation:
You won't distract the driver as much, you'll start following more rules wearing seatbelt, etc.
When its traveling down the fallopian tube in this process it starts to divides to form a ball of cells called a blastocyst . hope this helps you :)