Which muscle below is a 2nd class lever?
a) gastrocnemius
b) biceps brachii
c) flexor carpi ulnaris
d) extensor carpi ulnaris

What type of lipids are found in all biological membranes?

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?

What condition is kept close to its set point in osmoregulation? a. body temperature b.platelet count c.blood glucose level d.water balance