In the first and second law of thermodynamics what is meant by an isolated system?

Study the image of this rock. which characteristic best supports its formation from sedimentary processes? it has many layers. it is coarse-grained. its grain shape is round. its texture is non-banded.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Witch theory suggests all living things are made up of cell or cells