Answer: C. They transport oxygen throughout the body.
It is the primary function of red blood cells.
Hope it helped!
Answer: An Organ System
Explanation: Vascular plants have two distinct organ systems: a shoot system, and a root system. The shoot system generally grows above ground, where it absorbs the light needed for photosynthesis. The root system, which supports the plants and absorbs water and minerals, is usually underground.
Coal and natural gas are examples of A) nonrenewable resources. Those are resources that cannot be used again and again and can run out if their supply runs out.
Answer:
A supertype entity
Explanation:
A supertype is a form of entity which has one or even more subgroups to relate to. A subtype is an entity type sub-group of entities that is relevant to the organisation and shares similar characteristics or relations which are different from certain sub-groups.
The entity supertype is a different form of entity type which has relationship with one or even more subtypes and includes subtypes ' of specific attributes.
