Answer:
They form crystals.
They have higher enthalpies of fusion and vaporization than molecular compounds.
They are hard.
They are brittle.
Explanation:
People because it’s for fun meaning the people use it
Here, you go:
Answer:
<u><em>Generation of B Cells. The immune system is remarkable for its ability to respond to a great many antigens.</em></u>
Explanation:
<u><em>These cells make antibodies which defends and fights out viruses in our bodies.</em></u>
<u><em></em></u>
<em>~Hope This Helps~</em>
Answer:
Tom’s brain makes a voluntary decision to walk into the haunted house. His brain communicates this message to his skeletal muscles, so he can step inside.
Tom’s sympathetic nervous system causes a fight or flight response, resulting in his increased heart rate and breathing.
Tom is startled when a costumed character jumps out at him. His reaction is a reflex caused by his nervous system.
Tom’s brain makes a voluntary decision to run out of the haunted house. His brain communicates this message to his skeletal muscles.
Explanation:
