AP BIOLOGY

ANIMAL PHYSIOLOGY

NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which shows the correct order of organization in animals from least specialized/greatest in number to most specialized/least in number?
A
cells, tissues, organs, organ systems, organisms
B
organisms, organ systems, organs, tissues, cells
C
organ systems, cells, organisms, organs, tissues
D
insect, arachnid, amphibian, reptile, fish, bird, mammal
Explanation: 

Detailed explanation-1: -Answer and Explanation: The sequence that gives the correct order of the levels of organization is: D) cells-tissues-organs-organ systems. The cell is the most basic unit, and cells become specialized to perform the same function for the body and they form tissues.

Detailed explanation-2: -The correct answer is (a): cell, tissue, organ, organ systems, organism. All animals are multicellular, and cells are the smallest living units of animals. Cells come together to form tissues.

Detailed explanation-3: -Summarizing: The major levels of organization in the body, from the simplest to the most complex are: atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism.

Detailed explanation-4: -Many individual organisms can be organized into the following levels: cells, tissues, organs, organs systems, and organisms.

Detailed explanation-5: -Groups of similar cells form tissues; groups of different tissues make up organs; groups of organs form organ systems; cells, tissues, organs, and organ systems combine to form multicellular organisms.

There is 1 question to complete.