In Vertebrate Animals, Spermatogenesis and Oogenesis Differ in That

question 31

Multiple Choice

In vertebrate animals, spermatogenesis and oogenesis differ in that

• A) oogenesis begins at the onset of sexual maturity, whereas spermatogenesis begins during embryonic development.
• B) oogenesis produces four haploid cells, whereas spermatogenesis produces only one functional spermatozoon.
• C) cytokinesis is unequal in oogenesis, whereas it is equal in spermatogenesis.
• D) oogenesis ends at menopause, whereas spermatogenesis is finished before birth.
• E) spermatogenesis is not completed until after fertilization occurs, but oogenesis is completed by the time a girl is born.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

---

Definitions:

Pharmacognosy

The study of characteristics of natural drugs and their sources.

Animal Substances

Materials or products derived from the bodies of animals, often used in food, medicine, or industry.

Thyroid Hormone

A hormone produced by the thyroid gland that increases energy production, stimulates protein synthesis, and speeds up the repair of damaged tissue.

Pharmacodynamics

The study of the biochemical and physiological effects of drugs and their mechanisms of action in the body.