Which of the Following Statements Is True

question 58

Multiple Choice

Which of the following statements is true?

• A) Humans are responsible for many of the mass extinctions in the geologic record.
• B) Humans have never had significant impact on species extinctions until the past four decades.
• C) Humans only began causing extinctions in the past 150 years.
• D) Humans may have been causing extinctions for thousands of years, but our impact has recently increased.

Distinguish between different types of skeletal muscle fibers and their roles in movement and posture

Recognize the physiological adaptations animals have evolved to minimize friction and oppose gravity during movement

Understand the general functions and regulation of the endocrine system.

Identify the role of the hypothalamus and pituitary gland in hormone secretion.

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