Me !
shown below are the dna scans for frog w, frog x, frog y, and frog z. bands 2–4 control the presence of spots. if frog z does not have spots, which frogs do have spots?

a frogs w and y
b frogs w, x, and y
c frogs x and y
d frog x only

the answer is a)

mark brainliest

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

the journeys of marquette, joliet and la salle a) new france expand.

all three of these explorers explored the midwest and the area around the great lakes, which they subsequently claimed for france.

this was a big portion of territory and expanded new france which before then only consisted of quebec province in northeastern canada