I think the answer is A: defining the problem and proposing a solution.
They are similar to animals because they can move and they are heterotrophs (heterotrophs are organisms that cannot manufacture their own food and instead get their food and energy by taking it from organic substances like plant matter).
I'm pretty sure the answer is D because STI's can also be transmitted through blood.
Answer:
All of them seem right, but if I just had to choose two, I'd pick B and C.
Explanation:
These are the 3 different types of circulation. Not sure if it matters which box you put them in or what..? Don't quite get that chart. But luckily I had a similar question on one of my old assignments. Don't know if you needed definitions but here you go,
Pulmonary circulation: This part of the cycle carries oxygen-depleted blood away from the heart, to the lungs, and back to the heart.
Systemic circulation: This is the part that carries oxygenated blood away from the heart and to other parts of the body.
Coronary circulation: This type of circulation provides the heart with oxygenated blood so it can function properly
