Which of the following is associated with dental caries?
A. Lactococcus lactis
B. Enterococcus faecalis
C. Streptococcus pneumoniae
D. Streptococcus mutans
Answer: D
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Why are skin grafts between identical twins more successful than grafts between more unrelated individuals?
a. Identical twins share the same uterine environment. b. Identical twins are exactly matched in age c. Identical twins have identical HLA alleles. d. Identical twins are always the same sex. e. Identical twins have the same blood type.
Four of the five choices listed below are parts of a
leaf. Select the exception. a. stoma b. cuticle c. mesophyll d. node e. petiole
List the steps involved in the formation of a blood clot.
What will be an ideal response?
An important component of maintaining a successful aquarium is biological filtration. Bacteria such as Nitrosomonas and Nitrobacter colonize filters and use inorganic salts and inorganic carbon dioxide for their energy needs. Based on this, these bacteria are ____.
Fill in the blank(s) with the appropriate word(s).