True or false: hormone messages tell muscles when to relax and when to contract

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Twind is considered to be an abiotic factor because it.?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box