When Griffith injected a mixture of dead S bacteria and live, capsuleless R bacteria, the mice
A. remained healthy.
B. reproduced quicker.
C. became ill but lived.
D. died of pneumonia.
Answer: D
You might also like to view...
Which of the following floral reproductive
structures is incorrectly matched?
a. microspore-pollen grain b. egg-embryo c. ovule-seed d. ovary-fruit e. none of these structures are incorrectly matched
You are examining an ecosystem and notice a large bird. When you measure its temperature, you find it to be constant in sun or shade, wind or still air. This indicates the bird is a(n)
A. homotherm. B. ectotherm. C. endotherm. D. positherm. E. thermophile.
Orgasm is necessary for
a. ejaculation of semen. b. pregnancy. c. erection. d. sexual arousal. e. all of these.
Two mammals, a sheep and a goat, produce offspring. Only the F1 and F2 generations produce fertile
offspring. This is occurs as result of: a. hybrid breakdown. b. hybrid inviability. c. hybrid sterility. d. macroevolution. e. microevolution.