What is a hormone cascade pathway?
What will be an ideal response?
Ans: A hormone stimulating the release of a series of hormones, the last activating a nonendocrine target cell
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The specific amino acid sequence of a protein is its ____
A. primary structure B. secondary structure C. tertiary structure D. quaternary structure
Which answer best describes energy flow in biological systems as described in the text?
a. glucose ? G3P ? NADH ? ATP b. bacteria ? archaea ? plants ? animals c. NAD+ ? NADH ? ADP ? ATP d. G3P ? glucose ? ATP ? NAD+ e. pyruvate oxidation ? glycolysis ? fermentation ? citric acid cycle
What is the sliding clamp in eukaryotic DNA replication is known as?
a. mtRNA b. euDNA c. PCNA d. DNA pol I
Eusocial insects _____
a. live in extended family groups b. include termites, honeybees, and ants c. show a reproductive division of labor d. all of these