Hello!! Your best answer would be A - the death of cells and tissues. Gangrene refers to the death of body tissue due to either a lack of blood flow. Have a great day!!
Answer:
b
Explanation:
It is a fossil of sea shells
A mammal is any animal that has hair,three middle ear bones,and mammary glands.Mammals give live birth as well.
Answer:
vanishing twin phenomenon
Explanation:
Vanishing twin phenomenon or Vanishing twin syndrome can also e referred to as disappearing twin syndrome. This phenomenon is used to describe the miscarriage or loss of one of two or more developing babies during the first trimester. One of the twins vanishes at the early onset of a multiple pregnancy. During this period, the fetal tissue of the said vanishing twin is absorbed by the other twin, placenta, other fetuses, or the mother.
I’m pretty sure it’s B because they need to be able to replace other cells when they die off but its also to maintain a healthy size so if they are growing too much they may need to split