Ayuda, por favorr... ¿¿En qué se diferencia la simbiogénesis del resto de las teorías evolutivas??

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

What abo controlling alleles could kim give her child