Specialised Cells

Question 1

What does specialised mean?

Answer 1

Adaptations to carry out particular functions

Question 2

What is differenitiation?

Answer 2

Process where cells are made specialised

Question 3

Name the 3 specialised animal cells

Answer 3

• Sperm
• Nerve
• Muscle

Question 4

What is special about the sperm cell?

Answer 4

• nucleus (carry’s genetic info)
• Tail (helps swim)
• Mitochondria (energy to swim)
• Enzymes in acrosome (helps digest way through outer layer of egg)

Question 5

What is special about the nerve cell?

Answer 5

• Axon (carries electric impulses)
• Mylom (insulates axon which speeds up transmission of nerve impulses)
• Synopses (allows impulse to pass from one cell to another
• Denodires (increases surface area which allows new cells to connect easily)

Question 6

What is special about the muscle cell?

Answer 6

• Can contract
• Has protein fiber
• mitochondria - energy fro muscles to contract