To create a DNA profile from scarce quantities of DNA, such as a fossil or a single hair, the ____________________
technique is necessary to obtain enough DNA for analysis. Fill in the blank(s) with the appropriate word(s).
PCR
polymerase chain reaction
Biology & Microbiology
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The rate of transcription for any one gene in any given cell type is determined by only one transcription factor
A. true B. false
Biology & Microbiology
What is the role of amylase?
a. converting starches to maltose b. synthesizing nutrients in the body c. buffering the pH of food d. breaking down fatty acids
Biology & Microbiology
Which base pairs with adenine in a DNA molecule?
a. adenosine b. cytosine c. thymine d. guanine e. uracil
Biology & Microbiology
What molecule is the body’s main energy source?
a. oxygen b. carbon dioxide c. glucose d. fats e. proteins
Biology & Microbiology