<span>The nitrogenous base pairs, which are linked by hydrogen </span>bonds<span> that also </span>hold<span> the </span>strands together<span>, are between this backbone.
There are 3 hydrogen </span>bonds <span>between guanine and cytosine.</span>
3. Heart (The heart pumps oxygen thro our entire body, continuously)
4. Blood Vessels (In humans, nutrients are carried thro blood vessels)
I hope that helps!
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
Answer:
FALSE
Explanation:
Since there is both magnitude and direction expressed, one would believe that this is likely a displacement
The human activity banned is restaurandts and most public areas is smoking
