Answer:
all functions
Explanation:
To survive, unicellular cells must carry out all functions.
Hope this helps!
Answer:
A
Explanation:
.............................spermatophytes...........................
In comparison they both show feeding relationship in an ecosystem.
In contrast, a food chain is a simple linear feeding relationship while a food web is a complex feeding relationship.
2) The arrows is to show the direction of the feeding relationship
Answer:D
Explanation:Mantle convection currents cause plate movement