Cell Specialisation

Question 1

What is a stem cell

Answer 1

Stem cells are on differentiated cells that continually divide and become specialised

Question 2

What does a totipotent do?

Answer 2

Divide into any body cell

Question 3

Pluripotent cells

Answer 3

Found in embryo and become almost any cell type (not the placenta)

Question 4

Multipotent cells

Answer 4

-Found in mature mammals
-limited number of cells
-found in bone marrow

Question 5

Unipotent cells

Answer 5

Only differentiate into same cell type (e.g skin cells)

Question 6

What are the animal tissues

Answer 6

-muscle
-epithelial
-bone
-glandular

Question 7

Plant tissues

Answer 7

-mesophyll
-xylem
-phloem

Question 8

What is a muscle

Answer 8

A specialised tissue that has the ability to contract and conduct electrical impulses

Question 9

What are the three types of muscle

Answer 9

-smooth (involuntary)
-skeletal (voluntary)
-cardiac (heart)

Question 10

Epithelial cells

Answer 10

-The small intestine is lined with epithelial cells
-Epithelial tissue colour is the external and internal surface of the body forming a protective barrier
-Epithelial tissue that occurs on the internal surface of the body is known as endothelium