Answer:
Discovered that DNA was in the shape of a double helix
Answer:
it is option - B - An abandoned field
Answer:
Gills allow for gas exchange
Explanation:
Endoplasmic Reticulum is a long piece of membrane inside of the cytoplasm in a Eukaryotic cell. It connects to the Nuclear Membrane as well. It has numerous ribosomes attached as it helps with protein and lipid synthesis. It has both smooth and rough forms, each which do different things inside the cell.
We are wearing masks so we are breathing in CO2 which is not good for us. We are meant to breathe in oxygen and breathe out co2