Answer:
Function. Ribosomes are minute particles consisting of RNA and associated proteins that function to synthesize proteins. Proteins are needed for many cellular functions such as repairing damage or directing chemical processes. Ribosomes can be found floating within the cytoplasm or attached to the endoplasmic reticulum
Carbohydrates are a source of energy. When broken down, the body uses them to power all its functions.
The firsy one does both oxygenated and deoxygenated blood use the umbilical artery
The monthly variation in rainfall is the only false answer here. I hope this helps
For a mutation to affect evolution it has to be passed on to all the offspring if that is what you mean.