A recent flood devastated a community of homes and ecosystems. After time, the community starts to rebuild. Plants and animals gradually grow and the ecosystem returns to normal. After many years, the ecosystem returns to normal and has a diverse population of plants and animals that flourish and grow. Which of the following best describes this ecosystem? a desert b pioneer species c climax community d symbiosis

Scientific thinking: what clues about biology might road kill provide?

According to piaget, children have acquired the cognitive skill of conservation when they're able to a. understand that six ounces of liquid in a jar and six ounces in an elongated tube are equal. b. understand the viewpoint of other people. c. relate objects around them to their own needs. d. realize that the term heavy describes an object one way and the term big describes it another way. it is not b nor c. did this 2 x wrong..

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen