Answer:
The correct answer is E. Vertebrates have a closed circulatory system.
Explanation:
The main mission of the circulatory system is to deliver oxygen and nutrients to all body cells.
In the closed circulatory system, blood travels inside a network of blood vessels, without leaving them. The material transported by the blood reaches the tissues through diffusion. It is characteristic of all vertebrates, including humans.
Answer:
Alrighty
Explanation:
The petals on a flower are not just to be pretty, they attract insects (bees) that will pollinate another flower or that flower, so it will reproduce.
Answer:
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<em><u>The Squamous Cell Layer</u></em></h2>
Explanation:
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Seedless plants do not have seeds or stems making the answer c. spores
