Answer: b bet
Explanation: ya ina enslaved
Answer: A scientific question can be answered through an investigation. What is tested? Scientists call this an independent variable.
HOPE THIS HELPS
Type O is the remainder after subtracting types A, B and AB.
so percentage of type O blood supply
= 100%-(28+15+10)%
= 100% - 53%
= 47%
Its false because lobsters have swimmerets as well and they dont use them only for swimming