Answer:
Humans see optical illusions when the visual system (the eyes and the brain) attempts to interpret an image that evokes a perception that deviates from reality. Your brain displays an image that makes the most “sense,” but it is not always what is actually in front of our eyes.
Answer:
secrete a cytokine that triggers apoptosis
Explanation:
Cytotoxic T cells secrete granzymes and perforins when targeting cells. Additionally they secrete cytokines such as IFN-, TNF-α and TNF-β that act to activate macrophages and help kill infected cells.
<span>physical agents are mechanical forces that produce injury or tissue trauma. some examples of this are extremes of temperature (burns and really deep cold), sudden changes in atmospheric pressure, radiation, and electric shock.</span>
The correct answer is "<span>to make a safe left turn".
Accidents often occur, when other drivers are speeding and other drivers are taking precautions, which is why it is best that before making a left turn, make sure to look on the left and right before proceeding.</span>
Answer:
By using periodic table.
Explanation:
By using periodic table the student can find out that which atom is more reactive because the arrangement of atoms on the periodic table occurs on the atomic number that shows the reactivity of atoms. Chlorine and bromines are members of same family but the chlorine is present above bromine in the group due to less atomic number. The reactivity of chlorine solution is higher than bromine solution due to unstable radical of chlorine.
