Restless Genes Study Sync Answers

Which inference about the writer's attitude toward human exploration is best supported by the essay?

A. He thinks it is admirable

Questions First Second Third Forth

Answers 1. Humans are always exploring. 2. Exploration may be linked to a particular human gene. 3. A long childhood with opportunity to play might make humans better at exploring. 4. Exploration might arise from multiple genes that self-select for traits that exploration requires.

Questions 1. Periods of a thousand years 2. An area of study or skill 3. Moving from place to place frequently 4. The act of moving to another place 5. Idea or possibility 6. Skill or cleverness 7. Causing a strong reaction

Answers 1. millennia 2. discipline 3. nomadic 4. migration 5. prospect 6. dexterity 7. provocative

Which sentence from the text best supports the correct answer to Question 5?

B. "Some visionaries even talk of sending a spacecraft to the nearest star."

Which inference is best supported by the story about Ernest Shackleton?

B. He survived because of his manual skill and his imagination combined.

The following passage (paragraph 10) mainly suggests that fill in the blank___________.

B. scientists are like explorers

Which of the following best exemplifies the idea of genes "driving their own selection"?

C. Migrating cane toads with long legs getting in front of toads with shorter legs, allowing them to mate with other long-legged toads to have long-legged offspring

What is the most likely meaning of the phrase "Cook and Tupaia closed the circle" at the end of the following passage (paragraph 4)?

C. Their ancestors left Africa at the same time and migrated to different places, but more migration led Cook and Tupaia to be in the same spot.

Which sentence from the text best supports the correct answer to Question 7?

D. "The first large genetic study . . . found 7R more common in present-day migratory cultures than in settled ones."

Which idea about genes and exploration is best supported by the author's argument?

D. The gene variant DRD4-7R may be linked to humans' urge to explore.