BSCS Biology: A Molecular Approach

Chapter 14: Other Forms of Inheritance

New Explanations of Inheritance

1.
What is the collective term for one or more genes and the regions of the chromosome that regulate their transcription?
A)a promoter
B)an operon
C)a regulatory unit
D)a transcription factor
2.
DNA is not located only in the cell nucleus; ___ and chloroplasts, in the cell cytoplasm, also have their own independently duplicated DNA.
A)plastids
B)golgi apparatuses
C)mitochondria
D)grana
3.
Imprinting changes the behavior of some genes, depending on the ____ of the parent from which they were inherited.
A)gender
B)age
C)health
D)intelligence
4.
A situation in which a gene cannot express its trait unless a second gene is also expressed is called ____.
A)imprinting
B)transcription
C)response
D)epistasis
5.
In the developing zygote that will emerge from the fertilization shown here, where will the mitochondria come from?
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A)the tail of the sperm
B)the egg
C)the nucleus of the sperm
D)both the sperm and the egg
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