When DNA is cut with a restriction enzyme, the resulting fragments have
A) 5' carboxyls.
B) 5' hydroxyls.
C) 3' hydroxyls.
D) 3' phosphates.
E) 3' carboxyls.
C
Biology & Microbiology
You might also like to view...
In honeybees, queen bees are haploid organisms while male drones are diploid
a. True b. False
Biology & Microbiology
One advantage that angiosperms have is a unique triploid ____, a nutritive tissue produced during
fertilization.
a. seed coat b. endosperm c. ovule d. pollen sac e. ovary
Biology & Microbiology
Which of the following is TRUE at the end of telophase I in corn (2n = 20)?
a. Each cell has 20 chromosomes. b. Each chromosome is paired with its homologue. c. Centromeres connect homologous chromosomes. d. Each cell is diploid. e. Centromeres connect sister chromatids.
Biology & Microbiology
The rapid growth of the human population still seen today began in the
A) 1200s. B) 1400s. C) 1700s. D) 1800s. E) 1900s.
Biology & Microbiology