Homologous chromosomes pair along their length during prophase I of meiosis.While two homologues are paired,genetic exchange may occur between them in a process called ________.
A) syngamy
B) synapsis
C) independent assortment
D) crossing over
Correct Answer:
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Q12: The fusion of a male gamete with
Q13: Which of the following produces new cells
Q14: If there were no suppression of DNA
Q15: Chromosomes exchange genetic information by
A)fertilization.
B)mitosis.
C)syngamy.
D)DNA replication.
E)crossing over.
Q16: The cell produced by the fusion of
Q18: _ cells contain one set of chromosomes.
A)Germ-line
B)Somatic
C)Diploid
D)Haploid
Q19: Compared to asexual reproduction,the main advantage of
Q20: Evidence of crossing over can often be
Q21: The Rec8 protein holds sister chromatids together
Q22: In plants and animals,the zygote develops by
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