_______ Molecules Make Cells Sensitive to the Effects of Sex

question 71

Multiple Choice

_______ molecules make cells sensitive to the effects of sex steroid hormones.

• A) Testosterone
• B) Estradiol
• C) DHT
• D) Aromatase
• E) Receptor

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Definitions:

Sieve Plates

Specialized structures found in the phloem of plants that facilitate the flow of nutrients by containing pores through which sap can flow between cells.

Vascular Cylinder

Of a plant root, central column that consists of vascular tissue, pericycle, and supporting cells.

Endodermal Cells

Cells originating from the innermost layer of the embryo, which give rise to the lining of the digestive and respiratory systems.

Casparian Strip

A band of cell wall material found in the roots of plants, acting as a barrier to the passive flow of substances.