Los protones tienen una carga positiva. Los electrones tienen una carga negativa. La carga del protón y del electrón son exactamente del mismo tamaño, pero opuestas.
The parachute was invented 4,000 yrs ago! :)
Answer:
d
Explanation:
its just d that i do know
Answer:
C
follicle-stimulating hormone is a large glycoprotein
Answer:
Im not 100 percent sure for number 1, because any answer i put in the blank does not really make sense, but for number 2, i can tell you that the answer is
B. population
Explanation:
ill keep trying to figure out number 1 :)