What would need to happen for the sand on the beach to turn into a rock? Explain the necessary steps.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.

Involving transcription and translaton. explain the causes and effects of damage to the genetic code.