POR FA ME AYUDAN CON ESTE? Con base en los valores de electronegatividad indicar si los siguientes pares de elementos forman enlaces
iónicos o covalentes (polar o no polar)
N-H
Ca-F
Br-Cl
O-P
Cu-O
O-H
I-I
Li-F
C-S
Cs-Br

Why is excretion necessary to maintain homeostasis?

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Where in the cell are ribosomes made?