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kondaur [170]
3 years ago
7

Help.. The general pathway of blood in the body is

Biology
2 answers:
olganol [36]3 years ago
8 0

Answer:A

Explanation:circulatory system functions

Darya [45]3 years ago
3 0

Answer:

a. heart → lungs → body → heart

Explanation:

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Freshwater is defined as having a low _______ concentration, usually less than 1%.
vampirchik [111]

Answer: salt

Freshwater is defined as having a low salt concentration, usually less than 1%.

Explanation:

Freshwater refers to the bodies of water that contain very low levels of dissolved salts. So, freshwater are unique for their low salt content (about 0.5% of salt) compared to the sea water with high salt content.

Examples of freshwater include rivers and spring

4 0
3 years ago
Read 2 more answers
Noradrenaline facts tysm​
Amiraneli [1.4K]

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it is a catecholamine that stimulates alpha1 adrenergic receptors and, slightly, beta1 adrenergic receptors, without beta2 effect. It is the vasoconstrictor drug par excellence.

3 0
3 years ago
What is the role of volcanoes in the Earth's system?
docker41 [41]

Answer: Volcanic materials ultimately break down and weather to form some of the most fertile soils on Earth, cultivation of which has produced abundant food and fostered civilizations. The internal heat associated with young volcanic systems has been harnessed to produce geothermal energy

Explanation:

3 0
3 years ago
Use kepler's third law to find the collapse time, assuming the star has the same mass as the sun.
kap26 [50]
Thank you for posting your question here at brainly. Below is the solution for the above problem. I hope it helps. 

period of orbit at 26000 AU 
<span>P = a^(3/2) </span>
<span>= (26000)^(3/2) = 4,192,374 years (Earth)</span>
6 0
2 years ago
The spinal cord is like an information highway that connects the _____ nervous system to the brain.
xxTIMURxx [149]

Answer:

Peripheral

Explanation:

The nervous system is divided into the central nervous system (CNS) & peripheral nervous system (PNS). The brain and the spinal cord comprise the central nervous system. The peripheral nervous system serves the rest of the body and they branch from the spinal cord. Ii is in the peripheral nervous system that you'll find motor and sensory neurons. The sensory neurons take information to the CNS to be processed. After processing information, the CNS sends back information through the motor neuron of the PNS indicating which action to be taken based on the ‘input’ information.

8 0
3 years ago
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