Which of the following is a pair of complementary bases?

Identify the examples in which sam interacts only with natural resources

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

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.