Like the land bridge people, what factors might have pulled the Solutreans into North America? overpopulation
overpopulation

job opportunities
job opportunities

better schools
better schools

grasses and animals
grasses and animals

The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.

Astudent randomly draws a card from a standard deck and checks to see if it's his favorite suite he then returns the cards to the deck