Sunlight and h20 and co2 are present
The small intestines have microvilli in the lining which help to increase the surface area of the small intestines and help to absorb nutrients.
D. mRNA is synthesized from a strand of DNA.
Transcription, hence the root script, means to write. This is the creation of the mRNA "messenger" information.
Tcg because it’s the shortest strand and the shortest strands travel the fastest