Consider the process of gene expression. Select the answer that places the steps of gene expression in the correct order.

A. RNA spliced → DNA transcribed → mRNA translated → ribosomes make proteins

B. mRNA translated → RNA spliced DNA transcribed → ribosomes make proteins

C. DNA transcribed RNA spliced → mRNA translated → ribosomes make proteins

D. DNA transcribed → mRNA translated → RNA spliced → ribosomes make proteins

How can you tell the difference between rough er from smooth er?

You see a white marker with an orange circle and black lettering. what does this marker tell you

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.