Two genes that are located in close proximity to one another on the same chromosome are said to be
A. mutated
B. linked
C. grouped
D. homologous
B. linked
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Which of the following nitrogenous bases is NOT normally found in DNA?
a. thymine b. cytosine c. adenine d. uracil e. guanine
When fatty acids are broken down to make ATP, which molecule is formed and at which step in aerobic
respiration does it enter?
a. acetyl CoA, which enters into glycolysis b. acetyl CoA, which enters into the Krebs cycle c. pyruvate, which enters into the Krebs cycle d. PGAL, which enters into electron transfer phosphorylation e. PGAL, which enters into glycolysis
How does exponential growth appear on a graph?
A) as a straight line B) as an "S" curve C) as a "J" curve D) as a wavy line that goes up and down regularly
Which cell organelle regulates the movement of molecules in and out of the cell?
a. the nucleus b. the ribosome c. the plasma membrane d. the cytoplasm