Is it a or b? I’m not sure please help fast

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

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