The molecule shown above is the pyrimidine ____, which is typically found in RNA but not DNA
a. thymine
b. adenine
c. uracil
d. guanine
e. cytosine
C
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Select the example of traditional breeding.
A) Mating dogs with other dogs based on traits such as size, fur color, and temperament B) Placing human genes into bacteria for production of drugs C) Placing genes into wheat to aid in disease resistance D) Adding genes to tomatoes to help them taste better
A test cross always uses a homozygous recessive organism as one parent
Indicate whether the statement is true or false.
The graph above shows the temperature profile for T. aquaticus polymerase, an enzyme used by a species of bacteria that
lives in hot springs. What does the boxed region indicate?
a. The enzyme activity increases as substrates increase their kinetic energy. b. The enzyme activity decreases as substrates increase their kinetic energy.
c. The enzyme activity increases as the enzyme denatures. d. The enzyme activity decreases as the enzyme denatures. e. The enzyme activity decreases as the enzyme refolds.
In the secondary phase of water treatment, organic matter undergoes biodegradation by a diverse mix of bacteria, algae, and protozoa.
Answer the following statement true (T) or false (F)