In a covalent bond, electrons are

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi