List the functions of proteins in the text area below.
Movement Contraction of muscle requires the proteins called actin and
myosin. Structure, hair and nails are made of protein called keratin.
Transport. Red blood cells contain the protein Hemoglobin that carry
oxygen around the body
Check your understanding. Which functions did
you include in your list?
provide structure
transport substances
fight diseases
COMPLETE
ОО
regulate cell processes
send messages
create movement
DONE

Protein has many roles in your body. It helps repair and build your body's tissues, allows metabolic reactions to take place and coordinates bodily functions. In addition to providing your body with a structural framework, proteins also maintain proper pH and fluid balance.

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.