, the __oxygen (respiratory system) combines with the glucose from the food we eat (digestive system) to create for the body (circulatory system). These are 3 ways that these three systems work together

Nutrients

Explanation:

The oxygen gotten from the respiratory system through inhalation combines with the glucose gotten from the food we eat (digestive system) to create nutrients for the body (circulatory system).

The oxygen from the inhalation helps in the cellular breakdown of food particles which results in the production of glucose which is a form of nutrients needed by the body for its daily activities.

These are 3 ways that these three systems work together

it marks things for degradation via the proteasome. it alters there celluar location.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101