The diagram below shows illustrations of the fossil remains of horse skulls, feet, and teeth found over time. After examining this fossil evidence, scientists have concluded that
A.
organisms tend to change over time.
B.
ancient species are now extinct and modern species have spontaneously generated.
C.
changes can only occur in an organism's skull, feet, and teeth.
D.
modern organisms within a species are identical to their predecessors.

Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor.b. increased mechanization has increased the need for water, thereby increasing the need for labor.increased mechanization has increased the use of land, thereby increasing the need for labor.d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.

How does central place theory explain patterns in the size and distribution of cities?

Which statements describe cultural influences? florida is bordered by water on three sides. french is spoken in parts of louisiana. forests are cleared to provide space for cattle grazing. male children are encouraged to attend the university. the longest river on the continent is located here. birthdays are celebrated on january 1st. per capita income of northern buckland is more than $100,000.