No, they cannot be sure because the man has short eyelashes so the children each get characteristics from each parents so some may have long eyelashes and some may have short eyelashes.
So the process involves copying the chromosomes first and then carefully separating the copies to give each new cell a full set
For a nurse it is quite normal because she knows the pattern of breathing of a small baby but for a primipara ( a lady who is giving birth for the first time ) it might not be acceptable to understand the fact that a newly born baby has an irregular breathing pattern switching in between fast and slow .
As she is a new mother she might not be aware of the fact that a baby breathes very fastly to compensate the amount of energy required to maintain the homeostasis of the baby.As the baby is in growing stage the amount of energy required is much more as compared to that of adults.
Hence , the nurse will not take any medical action as the baby is not sick but yes she will definitely tell the mother that it is normal in baby
Hey I don’t really know a lot about this but there teaching me it in my science and math class