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AfilCa [17]
3 years ago
15

I need help with 1-12

Biology
1 answer:
Reil [10]3 years ago
3 0
Your doing biology ?
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Which statements accurately describe elements? Check all that apply.
s2008m [1.1K]

Answer:

Elements are made up of only one type of atom.

Each element has a unique chemical symbol.

Elements can be identified by their atomic number.

6 0
3 years ago
How does the jet stream disrupt weather
dolphi86 [110]

They can can cause a difference in temperature which can affect the type of precipitation in the are they can also move storm systems into different areas

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_________ blood enters the right atrium; it flows through a valve into the right ________, which pumps it through _______, which
Lerok [7]
Specialized tissue on the wall between the atria. Electrical impulses pass from the pacemaker (SA node) through the _______ and the atrioventricular bundle (bundle of His) toward the ventricles.atrium (pl. atria)One of two upper chambers of the heart.capillary<span>Smallest blood vessel. Materials pass to and from the bloodstream through the thin walls. They have walls that are only one endothelial cell in thickness. This delicate, microscopic vessel carries nutrient-rich, oxygenated blood from the arteries and arterioles to the body cells. There, the nutrients are burned in the presence of oxygen (catabolism) to release energy.
At the same time, waste products such as carbon dioxide and water pass out of the cells and into these blood vessels. Waste-filled blood then flows back to the heart in small venues, which combine to form larger vessels called veins.</span>carbon dioxideGas (waste) released by body cells, transported via veins to the heart, and then to the lungs for exhalation.coronary arteriesBlood vessels that branch from the aorta and carry oxygen-rich blood to the heart muscle.deoxygenated bloodBlood that is oxygen-poor.diastole<span>Relaxation phase of the heartbeat.</span>
7 0
3 years ago
Please hurry!!
Vilka [71]

Answer:

that would be C, seafloor spreading occurs!

Explanation:

6 0
2 years ago
Which single factor would most likely account for this trend?
goldenfox [79]
For what trend??????????
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