Answer:
In order to be considered scientific, a hypothesis must be testable falsifiable and clearly stated
Explanation:
Answer:
So blood can reach the fetus
Explanation:
Hi there!
Active Transport - Through the use of ATP, active transport pumps molecules against a particular concentration gradient. Active transport occurs from a low concentration solute and moves to a high concentration of solute. Two examples of active transport would be endocytosis and exocytosis.
Passive Transport - Active transport is the movement of molecules down a gradient. Unlike passive transport, it goes from high to low concentration and does not require energy (such as cellular energy). Some examples would be osmosis and diffusion.
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Explanation:
From the allergy of the sun. Because of a condition called Polymorphous light eruption that causes a spottyvree rash.