Biology questions! 30 points! write in your own words will mark brainliest

you don't have to write a paragraph you can write 3-4 sentences.

write a paragraph of at least three sentences about stem cells. the paragraph should include what stem cells are, the controversy around them, and your opinion about using them for research.

Explanation:

Definition:

The stem cell is undifferentiated cell which have ability to produce many more indefinitely cells from which other type of cells formed through differentiation.

Controversy:

There is the controversy about stem cell but only for embryonic stem cells not for all stem cell. The controversy is about the ethics of research because it involve the destruction of human embryos.

Opinion about using them in research:

Stem cells are very important in research point of view because stem cells help in understanding how disease is occur, how they develop into bones, muscles, nerves, tissues, organs etc.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called