The results that demonstrated that traits were not blended were the ones where
A. The F2 plants were selfed
B. The true-breeding parents were crossed
C. The F1 generation plants were selfed
D. None of these experiments refuted the blending hypothesis
C
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Although the spores of actinomycetes are not as heat resistant as endospores, the extent of heat resistance they demonstrate can be used to help classify these organisms.
Answer the following statement true (T) or false (F)
Which of these thermoregulation processes can be sustained for the longest period of time?
A. shivering B. sweating C. nonshivering thermogenesis D. hibernation E. fever
A plaque is
A) a colony of bacteria growing on a plate. B) a clump of bacterial cells that contain phage within them. C) a region on a plate where bacteria that have survived phage infection are living. D) an area on a plate that has live phage-resistant bacteria. E) an area on a plate that has phage and dead bacteria.
Which of the following is NOT a constituent of
an open circulatory system?
a. hemolymph b. internal cavities c. a heart d. capillaries e. all of these are constituents of an open circulatory system