A: several different codons can specify the same amino acid.
Answer:
A. Survivorship for a Type I curve is nearly 1,000 times as great as survivorship for a Type III curve.
Explanation:
Phospholipids will form a bilayer in water because they contain hydrophobic (Water fearing.. in this cause water "hating") tails and hydrophilic heads (water loving). So they form a bilayer to remove the tails from water likewise, this satisfies the hydrophilic heads because they are still exposed to water.