The difference between an artery and a vein is that arteries are larger, more muscular and more elastic than veins; they carry blood that is under pressure from having been pumped out of the heart; veins are under much less pressure, so they are not as strong
Answer:
B
Explanation:
<em>Respiration </em><em>can </em><em>happen</em><em> </em><em>without</em><em> </em><em>sunlight</em><em>,</em><em>but </em><em>photosynthesis</em><em> </em><em>cannot</em><em>.</em><em>a</em><em>n</em><em>d</em><em> </em><em>photosynthesis</em><em> </em><em>doesn't</em><em> </em><em>take</em><em> </em><em>place </em><em>at </em><em>night</em><em>,</em><em>so </em><em>less </em><em>carbon dioxide</em><em> </em><em>is </em><em>used </em><em>up </em><em>than </em><em>it </em><em>is </em><em>produced</em><em>.</em>
<em>I </em><em>hope</em><em> this</em><em> helps</em>
Answer:
A published opinion with supporting evidence.
Answer:
It is expected that the mutation helps the enzyme to bind to the vitamin, and this interaction may be necessary to maintain the activated state of the enzyme.
Explanation:
The NADH dehydrogenase converts nicotinamide adenine dinucleotide (NAD) from its reduced form (NADH) to the oxidized NAD+, thereby this enzyme is required for generating ATP by electron transport.
Answer:
Internal and external respiration
Explanation:
Internal respiration occurs inside your body and is an exchange of your body's gasses with its blood and tissues. External respiration is similar, but gasses are exchanged specifically with the lungs.
A more simple response could be breathing(ventilation) which is the process or air going in and out of the lungs.
I hope this helps you!
