Answer:
What sends oxygenated blood back to the heart from the lungs?
Oxygen-rich blood flows from the lungs back into the left atrium (LA), or the left upper chamber of the heart, through four pulmonary veins. Oxygen-rich blood then flows through the mitral valve (MV) into the left ventricle (LV), or the left lower chamber.
Explanation:
Answer:
Hormones
Explanation:
Hormones travel through the body
Answer:
Metabolic processes that require oxygen are called aerobic. Metabolic processes that do not require oxygen are called anaerobic.
Explanation:
Um I just looked it up
Answer:
The answer is <em>an</em><em> </em><em>incorrect</em><em> </em><em>hypothesis</em><em> </em><em>means</em><em> </em><em>the</em><em> </em><em>experiment</em><em> </em><em>fail</em><em>.</em><em>.</em><em>.</em><em> </em>
<h2>
<em>WHY</em></h2>
<em>Hypothesis</em><em> </em><em>is</em><em> </em><em>a</em><em> </em><em>tentative</em><em> </em><em>statement</em><em> </em><em>that</em><em> </em><em>relates</em><em> </em><em>the</em><em> </em><em>manipulated</em><em> </em><em>variable</em><em> </em><em>ro</em><em> </em><em>to the</em><em> </em><em>responding</em><em> </em><em>variable</em><em> </em>
(which may be true or false)
<em>Hope</em><em> </em><em>this is</em><em> </em><em>correct and</em><em> </em><em>helpful</em><em> </em>
HAVE A GOOD DAY!
