Answer:
1.) DNA Fingerprinting- a positive out come of this is when some one commits a crime and leaves finger prints they can be used to find the person who committed the crime
Answer:
The outer layer (ectoderm)of cell will form the outer components of the body, such as skin, hair, and mammary glands, as well as part of the nervous system.
The purines have two rings in their structure while the pyrimidines have hust one
Answer:
there is 11 protons in Na (sodium)
Explanation:
the atomic number is equal to the amount of protons and electrons.
Arteries are thick-walled and elastic blood vessels.They carry blood away from the heart.Their thick walls withstand the force of blood from the heart.The nature of its surface reduces friction generated by moving blood.
I hope I helped you
:-)