Answer: B) the temperature of the water
Explanation: The independent variable is the one that is manipulated or changed
Answer:
Dissolved or gaseous substances have to pass through the cell membrane to get into or out of a cell. Diffusion occurs when particles spread. ... They move from a region where they are in high concentration to a region where they are in low concentration.
Explanation:
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<span>Answer: prevent transmission across the synaptic cleft
When the poison binds to the </span>neurotransmitter receptors <span>on the dendrites, it will block the receptors. The neurotransmitter cannot bind to the blocked receptors, making it unable to work. The poison should cause paralyzing effect because the signal cannot be sent.
One of the toxins that work this way is curare.</span>
Explanation:
the heart and blood vessels make up the circulatory system
Answer:
C. Oxygen was introduced into the environment allowing for many other organisms to survive
Explanation:
A is not correct because that is the opposite of what photogenic organisms do.
B is not correct because ATP and glucose do not apply.
D is not correct because photosynthesis does not have a direct affect on the water cycle itself.
