Find the hypothesis in the research background and underline
it. a hypothesis is a proposed explanation for an observation, which can then be tested
with experimentation or other types of studies.

true is the answer : )

the answer is d. chordata

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.