How your teeth are shaped and formed
Answer: 47 Chromosomes
Explanation: People with Down syndrome typically have three copies of chromosome 21 in each cell, for a total of 47 chromosomes per cell.
I think it’s masses (I’m not sure)
Explanation:the haemoglobin of lamprey is different from that of humans as it consists of characteriatics partly of vertebrates and partly of invertebrates.
It has a molecular weight equal to that of muscle haemoglobin but it is found to be very efficient in oxygen transport.
The haemoglobin in the oxygenated form is monomeric and undergoes association with diamers and Tetramers when they undergo disassociation.