B3.1))) tissues and organs

Question 1

What is a tissue?

Answer 1

A tissue is a group of cells with similar structure and function working together.

Question 2

What is an organ?

Answer 2

An organ is a collection of tissues which work together to perform a specific function.

Question 3

What is a multicellular organism made up of?

Answer 3

A multicellular organism is

made up of a number of organ systems that all, work to perform specific functions.

Question 4

What are some of the parts of the digestive system?

Answer 4

Mouth (containing teeth, tongue and salivary glands).
Gullet.
Stomach.
Pancreas.
Large intestine.
Small intestine.
Bile duct.

Question 5

What are the parts of an organ?

Answer 5

Muscular tissue: churns food and digestive juices of stomach together.
Glandular tissue: produces digestive juices break down food.
Epithelial tissue: covers inside + outside of organ.

Question 6

What happens during the development of a multicellular organism?

Answer 6

Cells differentiate becoming specialised to carry out particular jobs.