Answer:
A DNA template is used to create an mRNA strand.
Explanation:
Transcription basically means a written or printed representation of something, if we connect that analogy to DNA, we are using the DNA as our template to write/create an mRNA strand out of it, basically transcribing the DNA.
Marine life decreases and the food chain will have e a drastic change as well
estuaries trenches
I'm going to say veins, but I'm 95% sure all the answers are part of the circulatory system