A, scientists had to convert information from amino acids to nucleic acids.
To be pregnant, an equilibrium in ph and chemical contents of the uterus and the outside environment has to be maintained, to prevent any reactions of the chemical sustances taken in by the person pregnant and the baby *has something to do with concentration gradient, hence yes, pregnancy can count as homeostasis
"An example of mutualism in the rainforest is the pollination of the Durian tree by bats."