Question 4 of 10 Why are antibiotics unhelpful for treating the common cold?
A. Colds are caused by antibiotics.
B. Antibiotics attack only bacteria.
C. Colds are caused by bacteria.
D. Antibiotics cannot treat disease.
SUBMIT

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

Amap's orientation is typically determined by an