Question

A(n) _____________ is a group of different tissues that work together to perform a certain function.

Question 3 options:

A)
Organ


B)
Organ system


C)
Cell

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Question 4 (2 points) Question 4 Unsaved
Organisms that contain many cells are called ______________ organisms, whereas organisms with one cell are called ______________ organisms.

Question 4 options:

A)
single celled; multicellular


B)
plants; animals


C)
multicellular; single celled

Answer 1

A

C