Unicellular organisms rely on the process of __________ to transport substances throughout the body
Fill in the blank with the correct word.
Answer: Diffusion
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When you cry, your nose becomes runny because your eye fills with tears produced by the lacrimal gland. The tears drain through the superior and inferior canniculi, enter the lacrimal sac, and drain out through the ________ ________.
Fill in the blank(s) with the appropriate word(s).
When sperm leave the epididymis, they are transported directly into the
A. prostate gland. B. seminal vesicles. C. urethra. D. ductus deferens. E. ejaculatory duct.
The complex of a transverse tubule and two adjacent terminal cisternae is known as a(n)
A) free head. B) zone of overlap. C) M line. D) triad. E) sarcomere.
Which of the following is the most abundant inorganic substance in the body?
A. Water B. Lipid C. Protein D. Carbohydrate