The colums in any data table represent blank in a controlled experiment

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?

Which term specifically refers to an area of the body between a medial and lateral structure