Animal Diversity

Question 1

Muscle

Answer 1

An animal tissue comprised of cells that are packed with long actin fibers that shorten and lengthen in response to force supplied by myosin motor proteins

Question 2

Nerve

Answer 2

An animal tissue comprised of cells called neurons, which process and transmit information throughout the animal body in the form of electrical signals

Question 2

Multicellular

Answer 2

Having a body consisting of cells that are physically attached to one another, and that have distinct structures and functions that are specialized and complementary

Question 3

Radial Symmetry

Answer 3

body with multiple planes of symmetry

Question 4

Bilateral Symmetry

Answer 4

Single plane of body symmetry

Question 5

Cephalization

Answer 5

The organization of the body into distinct head and tail regions, with a head specialized for sensory processing and the tail specialized for movement