Match the organ to the number showing the order of blood flow in the circulatory system. Start with what happens after the heart pumps blood to the body's cells.
Blood with oxygen
[Choose ]
Blood with carbon dioxide.
[Choose ]
Heart with deoxygenated blood.
[Choose ]
Lungs
[Choose]
Heart with oxygenated blood
[Choose]

What food can provide the body with a quick source of the energy needed to carry out cell functions (a) whole grain bread (b) ground hamburger (c) vegetable oil (d) whole milk

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry