This topic contains a solution. Click here to go to the answer

Author Question: Charles Darwin, an evolutionary theorist, found it difficult to explain altruism. From an ... (Read 164 times)

crazycityslicker

  • Hero Member
  • *****
  • Posts: 537
Charles Darwin, an evolutionary theorist, found it difficult to explain altruism. From an evolutionary perspective, it would initially seem that over centuries and generations, altruistic behaviors would ________ because ________.
 
  a. increase; more unfit offspring might survive
  b. disappear; self-sacrifice would produce fewer offspring
  c. disappear; only the fittest, most selfless offspring would survive
  d. remain unchanged; the gene pool would become more variable

Question 2

The idea that natural selection favors behaviors that help a genetic relative is known as
 
  a. kin selection.
  b. familial selection.
  c. kinship bias.
  d. familial reciprocity.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meganmoser117

  • Sr. Member
  • ****
  • Posts: 303
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A





 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

For a complete list of videos, visit our video library