Misc: in what year was the author sir arthur conan doyle born?

Questions

Cephalacaudal recapitulation is the reason our ---------- develop faster than the rest of us.?

Children grow faster in the ---------- than they do the rest of the year.?

Devoid of its ---------- and proteins, human blood has the same general makeup as seawater.?

Devoid of its cells and---------- , human blood has the same general makeup as seawater.?

During a 24-hour period, the average human will breathe ---------- times.?