Internally, most teeth are made up of what mineralized, bonelike substance?
A. Cementum
B. Enamel
C. Dentin
D. Gingiva
Answer: C
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Consider the molecular differences between classes of fats. Of lard and peanut oil, which will contain more double bonds in its structure?
Fill in the blank(s) with the appropriate word(s).
Akira, a 2.5-ranked tennis player (who thought he was a 4.5 player!), experienced severe pain in his elbow joint after playing for five straight hours, well beyond his limit. He told everyone it was due to a fall while diving to retrieve a difficult shot. What do you think?
What will be an ideal response?
The bacteria that causes respiratory disease and sometimes leads to pericarditis and pleuritis is:
A) Pasteurella B) Erysipelas C) Bordetella D) Mycoplasma
Which of the following events of mitosis is CORRECTLY matched with its phase?
A. Metaphase - chromosomes shorten and thicken to become visible B. Anaphase - new nuclear envelopes form around chromosomes C. Telophase - chromosomes line up down the middle of the cell D. Prophase - chromosomes attach to spindle fibers