It takes about one minute for a blood cell to make a complete circuit of the human body.
the sun gives all living things there energy
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the tissue in higher plants that constitutes the vascular system, consisting of phloem and xylem, by which water and nutrients are conducted throughout the plant.</span>
Answer:
There is alternate splicing of the runner mRNA.
A) There is 3/4 (75%) chance that the offspring will have freckles.