HELP PLEASE!! Which options show some important factors that have caused human population to increase dramatically?

Choose all that apply!!

1. The Industrial Revolution and advances in production

2. Increased availability of fresh water on Earth

3. Increased availability of good soil on Earth.

4. Advances in medicine.

In familial hypercholesterolemia individuals homozygous for the allele causing the disorder completely lack receptors on liver cells that take up cholesterol from the blood stream. heterozygous have one-half the number of receptors while individuals homozygous for the normal allele are phenotypically normal. this is an example of a. epistasis b. complete dominance c. incomplete dominance d. codominance

Match the digestive enzymes to the macro molecules they to digest. down fats into glycerol and fatty acids down carbohydrates into simple sugars down nucleic acids into nitrogenous bases and simple sugars down proteins into amino acids

What is the function of nucleic acids