From studying volcanoes, it is known that eruptions pour out carbon dioxide, nitrogen, and other gases. It is also known that meteorites carry water, in the form of ice, and many carbon containing compounds. ... Geologists believe that the earth's early atmosphere contained water vapor, carbon monoxide, carbon dioxide, hydrogen, and nitrogen. ...
Important Facts the smallest unit of life is the cell instructions for development are contained in DNA collectively, all of the chemical processes in a cell are called metabolism producers often obtain energy from the sun homeostasis refers to the ability to maintain a constant internal environment cells in domains archaea and eubacteria lack nucleii plants are multicellular producers an educated guess might be called a hypothesis science is based on evidence philosophy is not a step in the scientific method an atom is the smallest unit of substance that retains the properties of the subst...
Fungi are usually multicellular structures but can also be single cellular to, like yeasts. Fungi are also eukaryotes. Fungi are very peculiar because they can have qualities of animal cells but they also have qualities of plant cells which makes them unable to be classified as either one. They are ...
