The __________ realm has long been separated from other land masses and is the area in which

marsupials are particularly common.
a. Ethiopian
b. Palearctic
c. Nearctic
d. Oriental
e. Australian


E

Biology & Microbiology

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If drugs are less effective when taken together than when each is taken separately, they are called

A. energetic. B. antagonistic. C. additive. D. synergistic.

Biology & Microbiology

A stem cell is a cell that

a. can differentiate into specialized cell types. b. has already differentiated. c. can develop into two or three cell types. d. can only develop into skin cells. e. can only develop into bone cells

Biology & Microbiology

Discuss how the therapy for PKU would be different if the disease was not caused by the essential amino acid

phenylalanine, but rather by a non-essential amino acid. Would the disorder be potentially more or less life-threatening? Explain your reasoning. What will be an ideal response?

Biology & Microbiology

The progression of species that would take place in an abandoned field is called ________

Fill in the blank(s) with correct word

Biology & Microbiology