What does mRNA do? 1. carry
carry coded message from the genes to the ribosomes where proteins are built
2. carry amino acids to the ribosomes
3. make up ribosomes
4. help with RNA splicing

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.

_is a product of the first stage of photosynthesis.atpglucosecarbon dioxidewater