Is oxygen biotic or abiotic

When is a hurricane considered to have made landfall? a. when at least one inch of rain occurs b. when the eye reaches the land mass c. when the outer wind bands make landfall d. when it moves inland from the coast

One gene can influence trait(s). one trait can be determined by gene(s).

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only