chronic constipation can lead to enlarged and inflamed blood vessels of the anus known as
What will be an ideal response?
hemorhhoids
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The developmental pathway of each whorl of a developing Arabidopsis flower is determined by (Select all correct choices):
A. the number of meristem cells in each whorl. B. the specific combination of genes active in each whorl. C. the specific combination of activities in each whorl. D. the specific combination of transcription factors present in each whorl. E. the specific combination of cell types in each whorl.
The region of the human brain is that is critically important for monitoring and controlling movements is the
A. medulla oblongata. B. cerebellum. C. hypothalamus. D. basal nuclei. E. cerebral cortex.
As the resolution of a microscope system improves, the size of the smallest object that can be seen clearly
A. is smaller. B. is not affected. C. is larger.
Teratogens affect the ____ more than any other part of the fetal body
a. central nervous system b. upper limbs c. heart d. lower limbs e. external genitalia