HELPS DONT GUESS ( I give BRAINLEST) 3. The digestive system contains cells
that produce enzymes responsible for
breaking down foods that we eat. The
part of the cell responsible for this is the
a) Nucleus
b) Ribosome
c) Endoplasmic reticulum
d) Golgi

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous

As an asteroid comes close to earth, it's name will change to? apex

Abird flies by moving its wings up and down. which two systems are most directly responsible for the movement of a bird's wings? a. skeletal and muscular systems b. respiratory and muscular systems c. skeletal and digestive systems d. respiratory and digestive systems