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What is the purpose of a simple reflex?

Give three reasons why animals might have a simple reflex.

What is an octopus' defence reflex?

Why do complex animals have a greater chance of survival?

Name three of the simple reflexes in newborn babies.

Name two changes your body monitors from the inside.

How many sense organs does a human have?

Name the two types of effector humans have.

Where are the receptor cells found in the eye?

Why does the body choose the use a combination of muscular and hormonal effectors?