Rosalind Franklin died from ovarian cancer at the age of 37. Her cancer was probably caused by DNA mutations that

arose from _____.



a. extensive exposure to long wavelength radiation
b. contaminated DNA samples
c. chemical exposure
d. unrepaired DNA replication errors
e. extensive exposure to x-rays


ANSWER: e

Biology & Microbiology

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Which of the following correctly describes the path of a drop of blood leaving the human heart?

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When an enzyme shows Michaelis-Menton kinetics, Km is equal to [S] when the reaction rate is:

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Oaks, birches and corn produce both staminate and pistillate flowers on the same plant. What term describes this type of plant?  

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