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Pre-Test
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1
The union of a sperm and an egg produces a(n) ________, which divides and develops into a(n) ________.
A)embryo; zygote
B)haploid; diploid
C)zygote; embryo
D)prokaryote; eukaryote
E)genome; proteome
2
The process by which an organism develops with a specific morphology is most accurately called
A)cell differentiation.
B)pattern formation.
C)development.
D)positional development.
E)differential growth.
3
Undifferentiated cells that divide and supply the cells that constitute the bodies of animals and plants are
A)embryonic cells.
B)undifferentiated cells.
C)somatic cells.
D)stem cells.
E)unipotent cells.





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