The very primitive organism is the oldest because, over time, organisms gradually evolved into more complex organisms. First came the primitive organism, then it evolved into the more complex one, or the younger fossil.
Answer:
Explanation:
According to hardy-weinberg principle that says in a large random mating population in the absence of migration,mutation and selection the gene and genotype frequency remains constant.
In a large random mating population the frequency of an Allele for white fur will remains in the population when there is no migration,mutation, or selection but the organism mate at random leading to production of offspring with similar Allele with there parents but when the population is small and random mating occur some allele will be selected against and lost in the population due to flunctuation in the population.
The ribosomes cause the outer surface of the rough endoplasmic reticulum to appear rough.
