Which Statement About Songbirds Is True

question 195

Multiple Choice

Which statement about songbirds is true?

• A) The brains of male and female songbirds are more similar in the nonbreeding season than in the breeding season.
• B) New neurons are not produced in the brains of adult songbirds.
• C) Female songbirds form a memory of their species-specific song when courted by males in adulthood.
• D) Testosterone causes the song-learning portions of the male songbird's brain to shrink.
• E) The onset of autumn prompts changes in hormone levels in male songbirds that cause the portion of the brain related to song to grow larger.

Identify factors that lead to market efficiency and the incentives built into market economies.

Understand the trade-off between equity and efficiency in the allocation of resources.

Comprehend how the principle of gains from trade operates within and benefits an economy.

Recognize how individual spending influences the income of others in the economy.

---

Definitions:

Physician

A professional who practices medicine, which involves promoting, maintaining or restoring health through the study, diagnosis, prognosis, and treatment of disease, injury, and other physical and mental impairments.

Physical Symptoms

Observable or tangible signs of a condition or disease, such as pain, fever, or a rash, in contrast to psychological symptoms.

Conversion Disorder

A mental condition in which a person experiences neurological symptoms, such as blindness or paralysis, without a physical cause, believed to result from psychological stress or conflict.

Blindness

The state or condition of being unable to see due to injury, disease, or a congenital condition.