An urn contains 25 balls numbered 1 through 25. Two balls are drawn from the urn with replacement. The probability of getting at least one odd is

#Question id: 4752

#Section 3: Genetics, Cellular and Molecular Biology

Red-green color blindness is caused by a sex-linked recessive allele. A color-blind man marries a woman with normal vision whose father was color-blind. What is the probability that they will have a color-blind daughter? What is the probability that their first son will be color-blind respectively?

#Question id: 3261

#Section 3: Genetics, Cellular and Molecular Biology

A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?

#Question id: 15492

#Section 4: Fundamentals of Biological Engineering

 Hexadecane: C₁₆H₃₄ + aO₂ + bNH₃ c(C_4.4H_7.3N_0.86O_1.2) + dH₂O + eCO₂

#Question id: 3784

#Section 3: Genetics, Cellular and Molecular Biology

In analyzing the number of different bases in a DNA sample, which result would be consistent with the base-pairing rules?

#Question id: 3756

#Section 3: Genetics, Cellular and Molecular Biology

 In E. coli, which enzyme catalyzes the elongation of a new DNA strand in the 5' → 3' direction?