Answer:
A
Explanation:
Cardiovascular diseases involves the heart.
Any of the above options with regards to blood (etc, white blood cells, red blood cells) are related to circulatory system, not affecting the function of the heart.
Stem cells performing apoptosis to remove old cells is a myth. Stem cells can only differentiate to form cells of the same lineage, not causing other cells to undergo apoptosis. The only external factor that can cause cells to undergo apoptosis is a type lymphocyte in the immune system
because water is continuously cycled from land to the atmosphere and back
Explanation:
With careful management and responsible usage, water is a renewable resource.
Answer:
Osteoclasts then become more active without estrogen, and your body breaks down more bone. Certain medical conditions and some medications can speed up the process of osteoporosis. This is called secondary osteoporosis.
Answer:
THE SUN AND SOLAR SYSTEM ARE IN THE MILKY WAY GALAXY
(IM GANNA PUT WHAT I LEARNED FOR PART 2)
I LEARNED THAT
1. ITS PART OF THE VIRGO SUPERCLUSTER
2.I LEARNED THAT ITS WARPED
3. IT HAS AN INVISIBLE HALO
Explanation:
CAN I PLEEEEEEEEEEEASE GET BRAINLIEST
IM TRYING TO LEVEL UP
HOPE I HELPED
-ZYLYNNN JADE ARDENNE
Answer: C. there is more silicon than calcium at the surface of the earth
Explanation: