Viruses that attack bacteria are called:a
phages.
b. bacteriods
c. prions.
d. virons.
e. viroids
A
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Penicillin was discovered by
A. Koch. B. Hooke. C. Fleming. D. Ehrlich.
Which of the following events occurs during mitosis but not during meiosis?
A) Sister chromatids segregate. B) Homologous chromosomes pair. C) Crossing-over occurs between homologous chromosomes. D) Chromosomes align on the metaphase plate. E) None of the choices is correct.
Which of these statements is CORRECT?
A) Scientific ideas are subjected to repeated testing. B) Science can be used to prove or disprove the idea that deities or spirits cause earthquakes and other natural disasters. C) Science does not require observations that other people can confirm. D) Only discovery science can lead to important conclusions about nature.
Modern forensic biotechnology labs use sophisticated machines to analyze ________, such as D16, and to determine the number of specific genetic repeats in the samples
A) primers B) AIDs C) (STRs) D) PCRs