Pigeons are very good at discriminating differences in color, have good visual acuity and are most active during daylight. If scientists looked at the retina of a pigeon, they would be most likely to finda. rhodopsinb. conesc. rodsd. feature detectors

Which of these accomplishments is most closely associated with andrew young? becoming the first african american mayor of atlanta building an international terminal at atlanta's major airport securing atlanta as the host city for the summer olympics in 1996 enforcing non-discriminatory voting policies in atlanta and the suburbs

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

The persians landed in the plains near athens. as their army greatly outnumbered that of the greeks, the greeks hoped to find aid from nearby sparta. a long-distance runner named pheidippides was sent from athens to sparta to request , but the spartans were not able to send more soldiers at the time. regardless, the greeks were still able to win the battle. centuries later, legend developed that a runner had been sent from the battle to athens after the greek victory. after reaching athens, the runner proclaimed, "we are victorious! " and then fell to the ground and died. this legendary story is the inspiration for the modern long-distance runs that are performed today. this passage refers to the events of which battle during the persian wars? a. battle of thermopylae b. battle of salamis c. battle of plataea d. battle of marathon