Answer:
Explanation:
What a Stem Cells?
Stem cells are the body's raw materials- cells from which all other cells with specialized functions are generated.
What are specialized cells?
Specialized cells perform specialized functions in multicellular organisms. Groups of specialized cells cooperate to form a tissue, such as a muscle.
What are unspecialized cells?
An unspecialized cell that can give rise to one or more different types of specialized cells, such as blood cells and nerve cells.
Do you think stem cell research should be allowed?
By watching stem cells mature into cells in bones, heart muscle, nerves, and other organs and tissue, researchers and doctors may better understand how diseases and conditions develop.
Hi it's C.pines
hope it helps
Answer:
Baldness
Explanation: hair loss, or absence of hair. Baldness is usually most noticeable on the scalp, but can happen anywhere on the body where hair grows.
Fro the answer to the question above,
<span>Based on fossil evidence, eukaryotes evolved about <u>2.1 billion</u> years ago</span>.
<span>Approximately the first single-celled Eukaryotes appeared 2.1billion years</span>.
But the multicellular eukaryotes first appeared at 1.5 billion years ago.
I hope this helps
