What is the primary role of the respiratory system in living organisms

How is the carbon cycle related to global warming ?

Is this mrna or rna need need the answer in a hurry

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.