Answer:
B
Explanation:
Arteries and arterioles (small arteries) have muscular walls. They're the main blood vessels involved in vasoconstriction. ... Capillaries are tiny, thin-walled blood vessels that can't constrict.
Answer:
D <em><u>To</u></em><em><u> </u></em><em><u>prevent</u></em><em><u> </u></em><em><u>uncontrolled</u></em><em><u> </u></em><em><u>cell</u></em><em><u> </u></em><em><u>growth</u></em>
Explanation:
<em>I</em><em> </em><em>hope</em><em> </em><em>it</em><em> </em><em>helps</em><em>!</em><em> </em><em>I'm</em><em> </em><em>Starting</em><em> </em><em>out</em><em> </em><em>in</em><em> </em><em>this</em><em> </em><em>app</em><em> </em><em>hope</em><em> </em><em>it</em><em> </em><em>correct</em><em>.</em><em> </em>
Answer:
p53 helps the cells from passing on mutations that lead to DNA damage. Hence, it is known as the guardian angel of the cell as it helps fight against cancer. However, if p53 becomes defective or missing, then the mutations will lead to cancer.
Mutations in the p53 can also cause the tumor-suppressing genes to convert into tumor causing genes. Hence, mutations in such kind of genes can be very harmful for the body.
Maybe they were seperated at birth? or one dyed their hair or had gray hair at a younger age than usual
Answer:
Plants.
Explanation:
Plant cells can make oxygen and sugar from Carbon Dioxide, water, and sunlight.
All eukaryote cells have a nucleus.
