Special Cells

Question 1

What is meant by the term “Differentiation”?

Answer 1

specialised cells are

more efficient at performing specific functions.

Question 2

Red Blood Cell!!! X(AC)

Answer 2

Special Features: Special Function:

• No Nucleus -More room for haemoglobin
• Large Surface Area -More surface to absorb oxygen

Question 3

Neurone!!! X(AC)

Answer 3

Special Features: Special Function:
-Branches to contact other nerves -Protection for the
nerve cell
-Long fibre to go to an organ

Question 4

Muscle Cell!!! X(AC)

Answer 4

Special Features: Special Function:

-Lots of protein molecules -Contract to shorten the cells

Question 5

Sperm Cell!!! X(AC)

Answer 5

Special Features: Special Function:

• Head contains nucleus = Info for producing a baby
• Lots of mitochondria = Produces energy for swimming
• Long tail = To help swim

Question 6

Ciliated Epithelial Cell!!! X(AC)

Answer 6

Special Features: Special Function:
-Cells can pack tightly together -Tightly packed cells
form a covering layer
of cells.

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Question 7

Palisade Mesophyll Cell

Answer 7

Special Features: Special Function:
-Found in the upper part -Shape=Cells
packed side by side
of the leaf
-Column shaped cells -Chloroplast -
Chlorophyll(what?)
with many chloroplasts

Question 8

Root Hair Cell

Answer 8

Check book

Question 9

Xylem

Answer 9

Check book!

Question 10

Phloem

Answer 10

Special Features: Special Function:
-Small cells living next2them -Living
neighbouring cells
supply energy for
the transport of
sugars