I would say C! Most developing countries have high birth and death rates, while developed countries are more steady.
Answer:
Valence
Explanation:
In an atom, the electrons at the outermost energy level is called as valence electrons. It is the valence electrons which participates and interacts with the other atoms and form bonds. The valence electrons of an atoms are important as they depict the chemical properties of an element.
Thus the valence electrons resides the outermost shell and surrounds the atomic nucleus.
When there has been an error in copying a DNA, a DNA repair gene fixes its mistakes. However, a person having an error in his DNA repair gene (which are not corrected), it may lead to gene mutations with the possibility of leading to cancer. The mutations of DNA repair gene can possibly be inherited or acquired.
all cells look the same.
rest of the options are a part of the cell theory.
Answer:
Heart valve problems
Explanation:
Marfan syndrome is a syndrome caused by a genetic defect in a gene that is important to define the structure of a protein called fibrin 1 which makes a part of connective tissue.
One of the main problems with people having this disorder is heart problems. Most of the people with Marfan syndrome have damaged aorta. Aorta plays an important role in carrying blood from the heart to other body parts. Therefore heart valve problem is the clinical finding that would be a treatment priority for this client.
Other symptoms associated with these disorders are tall aperture, long and disproportionate arm and leg, abnormal spine structure, etc.