Which of the following is the correct path sperm travel on their way to fertilize an egg?
A) Uterus ? uterine tube ? cervix ? vagina B) Uterine tube ? vagina ? uterus ? cervix
C) Vagina ? cervix ? uterus ? uterine tube D) Cervix ? uterine tube ? vagina ? uterus
C
Biology & Microbiology
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Indicate whether each statement is true or false and then provide the explanation for why the statements are either true or false. A specific signaling molecule may bind to receptors on more than one kind of cell
What will be an ideal response?
Biology & Microbiology
Most ulcers result from an infection by the bacterium Escherichia coli
A. true B. false
Biology & Microbiology
In Figure 43-3, the vestibular canal is labeled:a
1
b. 2
c. 3
d. 7
e. 8
Biology & Microbiology
The major function of siRNAs is to
A) increase the rate of protein translation. B) turn off gene expression. C) prevent chromatin condensation. D) support DNA replication.
Biology & Microbiology