Which bonds often bind different parts of a molecule into a specific three-dimensional shape?
A) Carbon
B) Hydrogen
C) Oxygen
D) Amino acid
B) Hydrogen
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Which directional term indicates the back of the body?
A) lateral B) proximal C) dorsal D) ventral E) medial
Hydrophilic hormones exert their effects primarily by activating second-messenger systems within their target cells
Indicate whether the statement is true or false
Women with morning sickness tend to prefer spicy and pungent foods.
Answer the following statement true (T) or false (F)
Which of the following statements concerning development of the integumentary system is true?
A. The epidermis is derived from mesoderm. B. The melanocytes are derived from ectoderm. C. Nails, hair, and glands develop from the dermis. D. Sensory receptors in the skin are derived from the epidermis. E. Collagen fibers do not appear until after birth.