PLEASE HELP TAKING TEST NOW! What happened to the Arctic Ocean during the past 40 years? (1 point) O It has gained more sea ice.
o It has become less salty.
It has grown smaller.
It has become warmer.

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from