My Answer: Vestigial organs
Why?: " Vestigial organs are physical structures that were fully developed
and functional in an ancestral group of organisms but are reduced
and unused in the later species."
Hope I helped! :D
If its a dominant allele 75%
if its recessive allele 25%
thats what i was always taught i hope this helps some :)
)Sexual reproduction maintains a constant level of variation in the population and requires less energy.
Satellites, I’m assuming this is what you were looking for as it monitors everything.