The Diversity of Cellular Life (Section 7-4)

Groups of tissues that work together to perform a specific function are called a(n)...

organ

Give some TRUE facts about CELL SPECIALIZATION.

1. Specialized cells perform particular functions within the organism. 2. The human body contains many different cell types. 3. Some cells are specialized to enable movement.

What are four levels of organization in a multicellular organism?

1. individual cells 2. tissues 3. organs 4. organ systems

What are the four main types of tissue in most animals?

1. muscle 2. epithelial 3. nervous 4. connective tissue

What is cell specialization in a multi-cellular organism?

It is when an organism develops in different ways to perform different tasks.

What kinds of tissues can be found within a muscle in your body?

Nerve and connective tissue

What is another name for a single-celled organism?

a UNICELLULAR organism

What is an ORGAN SYSTEM?

a group of organs that work together to perform a specific function.

What is a TISSUE?

a group of similar cells that perform a particular function