Root formation in stem cuttings can be improved by

the application of
a. synthetic auxins.
b. abscisic acid.
c. salicylic acid.
d. citric acid.
e. nitric acid.


Answer: a

Biology & Microbiology

You might also like to view...

Which group of organisms is not recognized or focused on by the IUCN when they evaluate the status of a species?

a. Fungi b. Invertebrates c. Bacteria d. Vertebrates e. Plants

Biology & Microbiology

Roger, who has Type I diabetes mellitus, forgot to take along his insulin on a fishing trip to a remote part of Alaska. It takes him three days to make it out of the wilderness to a hospital. What would be the most likely match to Roger's blood and urine profile once he reaches the hospital?

A. A B. B C. C D. D

Biology & Microbiology

Which microscope takes advantage of differences in the refractive indexes of cell structures?

A) compound light microscope B) phase-contrast microscope C) darkfield microscope D) fluorescence microscope E) electron microscope

Biology & Microbiology

What are the chemical weapons involved with the first line of defense?

A. mucus and cilia lining the respiratory tract B. saliva and digestive enzymes C. oil and sweat glands within the skin D. All of the choices are correct.

Biology & Microbiology