Biology questions - Smooth ER, Genes, & ATP toADP

I have possible answers for each of these questions. I just hope someone can double check them for me!

The largest amounts of smooth ER are found in __________.
Answer
      ----> liver cells
      erythrocytes
      nerve cells
      lysosomes
      ribosomes

When the offspring of a pure-bred black guinea pig and a pure-bred white guinea pig were mated among themselves, there were 271 black and 89 white offspring in the F2 generation. This means that black hair color in guinea pigs is due to a __________.
Answer
      recessive allele
      ----> dominant allele
      codominant allele
      mutation
      phenotype

______________ consists of ATP being converted to ADP with the release of energy.
Answer
      Glycolysis
      ----> Hydrolysis
      Respiration
      Photosynthesis
      Dehydration synthesis

The genetic information encoded in a DNA molecule is determined by
Answer
      ---->the sequence of the nucleotides along one strand of the DNA molecule.
      the structure of the nucleotides in the DNA molecule.
      the sequence of amino acids along one strand of the DNA molecule.
      the types of sugars used in the structure of the DNA molecule.
      the types of amino acids present in the DNA molecule.