Answer: Hello, a thing that is composed of two or more separate elements; a mixture.
Explanation: A chemical compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds. A molecule consisting of atoms of only one element is therefore not a compound This can help you find the answer cause i cant see the answer chocies
Candle wax is essentially the fuel that allows a candle to burn over long periods of time. Wax is composed of long chains of carbon and hydrogen that form waxy solids at room temperature and can be molded into any shape, the heat from the flame melts the candle wax into liquid vapor as well as liquid.
Answer: from the pulmonary veins into the left atrium.
Explanation:
After oxygenation of blood in the lungs, the right and left pulmonary veins carry oxygenated blood and empties it into the left atrium. The left atrium then empties the blood into the left ventricle through the left atrioventricular valve.
With contraction, the ventricle pumps the blood to the systemic circulation through the aorta. The blood flow into the aorta is guarded by the aortic valve.
Endocrine system consist of endocrine glands that produces hormones. This hormones are carried by blood to their sites of function
Answer:
C
Explanation:
she is collecting data by counting the number of eggs that were laid
