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 138 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?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

For a complete list of videos, visit our video library