C. that would be a punnentt square
Answer:
(I)
Explanation:
i. food web is a complex feeding structure, involving many food chain.
ii. a biological community of interacting organisms and their physical environment.
Two components are: Biotic(living things)and Abiotic(non-living things)
Answer:
The air in the lungs has a higher concentration of oxygen than that of oxygen-depleted blood and a lower concentration of carbon dioxide. This concentration gradient allows for gas exchange during respiration.
Explanation: