Which phenomenon usually brings warm, humid conditions to north carolina?

choose exactly two answers that are correct.

a.
el nino

b.
la nina

c.
the gulf stream

d.
the polar jet stream

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.