Answer:
<em><u>The bulb in the circuit is not glowing because the two batteries are not connected properly. To make the bulb glow, the negative end of one cell should be connected to the positive end of the other cell.</u></em>
Explanation:
<em><u>Hope</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>helps</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em>
<em><u>Diagram</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>in</u></em><em><u> </u></em><em><u>attachment</u></em><em><u> </u></em><em><u>above</u></em><em><u> </u></em>
It is recommended: 0.8 g for every 1 kg of body weight ( at BMR - Basal Metabolic Rate or with a little exercise ):
1 kg ≈ 2.2 pounds
180 pounds : 2.2 = 81.82 kg
81.82 · 0.8 = 65.5 ≈ 66 g
Answer:
66 g proteins are his daily needs ( remark: it is more if he is active in sports ).
A single cell is often a complete organism.
Answer:
Lumen corresponds to the central opening of a vessel (option d).
Explanation:
From the biological point of view, lumen is the internal space of any structure or tubular organ, whose purpose is the conduction of substances through it.
In the case of blood vessels, the lumen is a central space covered by a simple epithelium, called the endothelium, which ensures the passage of blood in a fluid form.
The other options do not correspond to the answer:
<em> a. </em><u><em>Vessel that empties into the right atrium</em></u><em> is the vena cava</em>
<em> b. </em><u><em>Fibrous sac around the heart </em></u><em>is the pericardium.
</em>
<em> c. </em><u><em>Structure that keeps fluid moving forward</em></u><em>, it is a blood vessel.
</em>
<em> e. </em><u><em>Lower, pointed region of the heart</em></u><em>, corresponds to the cardiac apex.</em>
Answer:
Osteologist
Explanation:
Osteologist is a physical anthropologists that uses the knowledge of anthropology, anatomy, and paleontology in studying and interpreting skeletal remains gotten from archaeological sites. An Osteologist studies the physiology of bones, their growth, and development, their function, bone disease and pathology, and also the process of ossification.
