If the gametes of an individual are its only haploid cell, that individual has a life cycle..
a.) diploid
b.) ovum
c.) crossing-over

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

you can have just about every answer you can think of

idk what happened..you tell

linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.