Which represents the highest degree of certainty?
a. hypothesis
b. variable
c. assumption
d. theory
e. prediction
Answer: d
You might also like to view...
How would you best explain the existence of a mountain range that has abundant conifer trees, ferns, and mosses on the east side, but only sparse shrubby plants on the west side?
A. Adiabatic cooling leads to temperature gradients that produce the differing plant communities. B. Differences in solar intensity produce the differing plant communities. C. Precipitation differences due to a rain shadow on the west side produce the differing plant communities. D. Differences in the specific heat of the two sides of the mountain produce the differing plant communities.
Otto Loewi demonstrated that neurons transmit signals across synapses by ____
a. electrical signals b. calcium channels c. acetylcholine d. chemical signals e. proteins
Which letter in the above figure represents breast
cancer? a. A rounded cells b. B irregular shaped cells c. both A and B d. neither A or B e. this is prostate tissue
Somites arise from
a. endoderm. b. mesoderm. c. ectoderm. d. gastroderm. e. placoderm.