Which of the following is NOT evidence to support evolution? A. Fossils
B. DNA and protein similarities
C. Embryo similarities
D. Mutations

Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? a. nitrogen + hydrogen peroxide → hydrazine + water b. nitrogen + water → hydrazine + hydrogen peroxide c. hydrazine + hydrogen peroxide → nitrogen + water d. water + hydrogen peroxide → nitrogen + hydrazine

Which of the following describes the difference in stimuli required to detect a difference between the stimuli? a. just noticeableb. signal detectionc. subliminald. top down

In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?