The greenhouse effect that keeps the thermal excursion to a minimum and grants a warm temperature
Answer:
In sexually reproducing organisms, the number of chromosomes in the body (somatic) cells typically is diploid (2n; a pair of each chromosome), twice the haploid (1n) number found in the sex cells, or gametes. The haploid number is produced during meiosis.
You need to talk to the new coming mother about what it is she is taking and give her the details on if it is bad for her to consume that substance or not.give her the pros and the cons.
Then the mice would not be infected as the DNA is destroyed by the enzyme ....so S type have no use and can't transfer it's DNA ....so mice survive !