A genotype is a
A) physical or behavioral characteristic,determined both by environmental and genetic factors.
B) directly observable characteristic.
C) rodlike structure in the cell nucleus that transmits genetic information.
D) complex blend of genetic information that determines the species and influences unique characteristics.
Correct Answer:
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Q5: A gamete _.
A) contains 46 chromosomes
B) is
Q11: A unique feature of DNA is that
Q13: Research shows that a healthy
A)male can father
Q14: Rodlike structures called _ store and transmit
Q15: In the male,_ sperm is/are produced when
Q16: The genetic variability produced by meiosis is
A)
Q18: _ halves the number of chromosomes normally
Q19: The exchange of chromosome segments during meiosis
Q20: _increase(s)the chances that at least some members
Q21: Dizygotic twins
A)have the same genetic makeup.
B)develop more
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