Which of the following statements
summarizes a conclusion based
upon the evidence contributed by
molecular biologists?
Flychromosome
Frymbryo
Mouse chromosomes

nucleus

would be most reasonable answer tbh

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

answer an inhibitory neurotransmitter in the brain;