Plant breeders induce polyploidy in plants by using ________

a. selective breeding
b. colchicine
c. grafting
d. tissue culture


b

Biology & Microbiology

You might also like to view...

Secondary treatment of sewage involves the use of which type of process?

A. Virus removal/inactivation B. Biological removal of inorganic nutrients C. Biological removal of dissolved organic matter D. Physical/chemical removal of insoluble particulate materials

Biology & Microbiology

Adiabatic cooling takes place when ____

a. latitudinal differences alter rainfall amounts b. reversals of wind direction occur seasonally c. a decrease in air temperature occurs without loss of heat energy d. an increase in air temperature occurs without loss of heat energy e. anytime air loses heat energy

Biology & Microbiology

The net result of glycolysis is

a. 2 NADH, 2 ATP, and 2 pyruvates b. 8 NADH, 2 ATP, and 6 carbon dioxides c. 36 ATP d. 2 NADH, 4 ATP, and 2 pyruvates e. 2 NADH, 2 ATP, and 2 acetyl-CoAs

Biology & Microbiology

In oceans, how does the vertical movement of cold water affect surface organisms?

A) by bringing nutrient-rich water to the surface B) by bringing oxygen-rich water to the surface C) by bringing waste down to the sea floor D) by increasing productivity via warmer temperatures

Biology & Microbiology