(Question)
Q: How are bacteria cells similar to our cells? Choices: - shape and size - dna and number of protons - plasma and number of protons - dna & plasma membrane A:
(Answer)
dna & plasma membrane

(Question)
Q: The normal response of the respiratory system to elevated ph is to increase the amount of what in the blood? Choices: - glucose - acid - red blood cells - co2 A:
(Answer)
co2

(Question)
Q: Many disciplines within the study of biology contribute to understanding how past and present life evolved over time; these disciplines together contribute to building, updating, and maintaining this? Choices: - amount of life - root of life - forests of life - tree of life A:
(Answer)
tree of life