A baby's immune system is not fully developed until he/she is about six months-old. In the meantime, pregnant mothers pass immunoglobulin antibodies from their bloodstream, through the placenta, and to the fetus. These antibodies are an essential part of the fetus's immune system. They identify and bind to harmful substances, such as bacteria, viruses, and fungi that enter the body. This triggers other immune cells to destroy the foreign substance.
Enzymes split the DNA molecule into two rails and then transport corresponding nitrogen bases to each rail. I think this is the answer
Answer:
A
Explanation:
I hope this helps. Sorry if i'm wrong.
In Unicellular-reproduce organisms while Multicellular-repairs
dead or damaged cells. They both help
develop and grow. in the multicellular
this organism is made up of 2 or more cell they can be made up to trillion if
cells, it is much more complex than the unicellular. They reproduce asexually and the cells cannot
live outside the organism, they perform specialized functions an example:
nerves.
