One possible result of chromosomal breakage is for a fragment to join a nonhomologous chromosome. What is this alteration called?
A) deletion
B) inversion
C) translocation
D) duplication
C
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most major enzymatic digestion of food materials takes place where in the digestive system?
What will be an ideal response?
Describe the principles of natural selection.
What will be an ideal response?
Every time energy is converted from one form to another, _________.
A. the amount of energy in the universe increases B. entropy increases C. the amount of energy in the universe decreases D. entropy decreases
Why doesn't the stomach acid just digest right through the wall of the stomach?
A. Neutralizers are imbedded in the stomach lining. B. It does, we just rebuild the layers faster than they can be digested. C. The lining of the stomach is protected by mucus. D. Food prevents the acid from digesting the wall of the stomach. E. The pH of the stomach acid is not low enough to be able to digest the lining.