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AP BIO MIDTERM
pg 40-37
18
Biology
12th Grade
12/15/2008

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Cards

Term
All of the following would stimulate a cell to divide except_____ with other cells
Definition
contact
Term
XXY is the sex chromosome structure of _____ syndrome
Definition
Klinefelters
Term
___ pairs of autosomes human somatic cells contain
Definition
22
Term
Cells produced by meiosis are 4 haploid cells that contain both ____ and ___ chromosomes
Definition
autosome and sex chromosome
Term
The purpose of meiosis is to produce ___ for ____
Definition
gametes.. sexual reproduction
Term
Crossing over occurs ___
Definition
prophase I
Term
it is difficult to observe an individual chromosomes during interphase b/c they are ___  to form long, thin strands
Definition
uncoiled
Term
If a mucle cell of an organism contains 24 chromosomes, the organism's egg cell would contain ___ chromosomes
Definition
12
Term
Cytokinesis begins with this phase
Chromosomes begin migrating to opposite poles
Chromosomes replicate
The nucleolus disappears
The nuclear membrane reforms
Chromosomes become visible
Definition

telophase
anaphase
interphase

prophase
telophase
prophase

Term
The purpose of mitosis is to produce somatic cells needed for ____ and____
Definition
growth and repair
Term
the result of mitosis
Definition
2 identical , diploid daughter cells
Term
The father determines the gender offspring b/c
Definition
female donates X but male can donate X orY
Term
____ is to somatic cell as Haploid is to____
Definition
diploid; gamete
Term
___ is the location of a particular gene on a chromosome
Definition
locus
Term
A "go-ahead" signal at the G2 checkpoint indicated ____ is complete and___ may begin
Definition
G2 and M
Term
A particular poison blocks the cell cycle at the M checkpoint. the cell will be arrested in which phase of the cell cycle?
Definition
metaphase
Term
______ would NOT stimulate cells to divide
Definition
contact with other cells
Term
Karyokinesis and cytokinesis in animals is NOT related to _____
Definition
formation of spindle fibers
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