Answer: The statement is true
Explanation:
Natural selection, as its name implies refers to the choice of certain favorable traits such as resistance to diseases, bigger fruit size etc above lesser favorable traits such as easy susceptibility to diseases, small fruit size etc.
Hence, nature allows the traits that will help living organisms survive best in their environment to be passed down to new offsprings while it eliminates all other traits.
Thus, the statement is true
A single fundamental similarity and or unity among all living organisms, is that all living organisms are composed of the basic units is life known as cells.
Answer:
The correct answer is C. An oxygen
Explanation:
Amino acid is a compound which serves as the building block or proteins. They are the smallest and simplest unit of protein. They contain carbon, oxygen, hydrogen, and oxygen.
Each amino acid has a central carbon atom which is designated as alpha carbon which is attached with a carbonyl functional group, an amino-functional group, a hydrogen atom, and a side chain(R group). So oxygen is not bound directly with the central carbon atom.
The R group is different in different amino acid. Glycine is the simplest amino acid and it has H in place of the R group.
Answer: A decrease in a number of trees—plant new ones and protect existing trees
The loss of a bird habitat—provide nesting boxes
An endangered aquatic species— regulate recreational activities such as boating and fishing
A increase in air pollution— encourage public transportation
I hope this helps!
