Answer: Option B.
Absorb ultraviolet Ray's from the sun.
Explanation:
Ozone layer is the lower part of the stratosphere that absorb the ultraviolet rays of the sun. It is made up of three oxygen (O3). It is about 20 to 30 kilometers from the Earth. The ozone layer is of utmost important because it absorb the ultraviolet Ray's from the sun which can damage plants and animals. The ultraviolet rays can cause Mutation of the DNA thereby leading to death of plants and animals.
The answer is thirteen.
STR stands for <u>s</u>hort <u>t</u>andem <u>r</u>epeats. In this analysis, highly polymorphic regions with short tandem repeats are used. In FBI investigation, thirteen regions are analyzed and compared. The chance for two people to have the exact same thirteen regions is almost impossible (1 : 1 billion or less). This way a difference between two DNA profiles could be assessed.
The body are digested by bacteria and thus recombines with soil and increase fertility of the soil !
Answer:
c. DNA provides the information to make proteins for the cell.
Vacuole. Amoeba is a unicellular organism formerly grouped under Kingdom Protista. Amoeba in freshwater need contractile vacuole to control input and output of water. (osmosis). Without this structure, ameboid cells will be filled with water and eventually burst.
