Which of the following is NOT true about exons?
a. They are retained sequences in the final RNA product.
b. They have a 5? and a 3? end.
c. They are removed when the primary transcript is processed.
d. Their sequences are in the same order in the gene and in the RNA.
e. All of the above are true
Ans: c
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Linus Pauling and his colleagues discovered that a mutant gene involved in the synthesis of hemoglobin causes sickle cell anemia
a. True b. False Indicate whether the statement is true or false
Many people develop "mountain sickness" when they travel to high altitudes, developing headaches, difficulty
sleeping, and nausea from the lack of oxygen. Which process fails to occur in people who continue to have mountain sickness after being at high altitude for a few days?
a. evolution b. dynamic equilibrium c. acclimation d. acclimatization e. biorhythms
The maximum volume of air forcefully exhaled is the
A) Expiratory reserve volume B) INSPIRATORY RESERVE VOLUME C) tidal volume D) vital capacity
Based on the figure, what conclusion could the authors deduce from the graph?
What will be an ideal response?