There are two types of spidroin: spidroin 1 and spidroin 2, they differ in their percentages of specific amino acids.
They differ in their percentages of specific amino acids. There are two types of spidroin: spidroin 1 and spidroin 2.
There are two types of spidroin: spidroin 1 and spidroin 2. They differ in their percentages of specific amino acids.
There are two types of spidroin: spidroin 1 and spidroin 2. They differ in their percentages of specific amino acids.