Most of the tallgrass prairies have been converted ____

a. to grazing lands
b. for citrus production
c. to homesteads
d. to croplands
e. to vineyards


ANSWER: d

Biology & Microbiology

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You digest DNA from the frog Xenopus laevis with the enzyme NotI that produces sticky DNA ends. You can ligate your DNA to:  

_____  blunt AluI ends from Xenopus laevis. _____    sticky NotI ends from Xenopus laevis. _____  blunt AluI ends from bacteria. _____  sticky NotI ends from bacteria. _____  sticky EcoRI ends from Xenopus laevis. _____  sticky EcoRI ends from bacteria.

Biology & Microbiology

Which organelle is found in algae but not in protozoa or fungi?

A. Mitochondria B. Endoplasmic reticulum C. Lysosomes D. Chloroplasts E. Golgi apparatus

Biology & Microbiology

How does an electron transport chain work in cells as a controlled energy release?

What will be an ideal response?

Biology & Microbiology

________ is the transfer of recombinant DNA into an individual's body in an attempt to correct a genetic defect

a. Gene therapy b. Polymerase chain reaction c. DNA sequencing d. Recombinant DNA e. In vitro fertilization

Biology & Microbiology