Answer:
The gymnosperms and the angiosperms
Cell wall
<span>The rigid bacterial cell wall protects them from osmotic lysis or rupture when they are placed in hypotonic solutions (solutes concentration outside the cell is less than inside the cells). The cell wall is a rigid limit to the swelling cytoplasm. Therefore, if the concentration of the solutes in the surrounding of the bacteria the same as its cytoplasm, in this regard the cell wall wouldn’t be necessary.</span>
Testosterone is an example of an androgen.
Testosterone belongs to a class of male hormones called androgens, which are sometimes called steroids or anabolic steroids. IN men, testosterone is mainly produced in the testes. In women's bodies, testosterone is produced in the ovaries, adrenal glands, fat cells, and skin cells.
Testosterone products come in different forms, including gels, injectable solutions, patches, pills and pellets implanted under the skin. Once a patient starts testosterone therapy, the patient usually undergoes lifelong treatment. Testosterone is an anabolic steroid that occurs naturally in the human body. “Anabolic” means to build up or promote growth.
Hence, A is the correct option
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