Originally the Continental Drift Theory was not well received by other scientists. Why? A. There was a competing theory at the time which was more believable.
B. There was no data showing the continents ever moved.
C. The scientists didn’t know the force responsible for moving the continents.
D. The scientist presenting the data was unreliable.

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

About __ of the mass of the cell is water