What would happen if roots exhibited negative gravitropism?

Aperson travels 35 km in 0.4hrs, followed by 53 km in 0.6 hr. what is the average speed

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes