Answer:It causes random changes and the allele frequency of certain traits may increase or decrease.
Explanation:
Hope I am right
Answer: Aorta
Explanation: The aorta is the largest artery in the body. It carries oxygenated blood from the left ventricle of the heart into systemic circulation. The aorta has many subdivisions that branch off into smaller arteries.
Answer:
1. freshwater
2. estuary
3. intertidal
4. marine
5. deep
6. true
7. false (3 percent)
8. false (larger and deeper)
9. false (surface)
10. true
Explanation:
It belonged to a Macrauchenia, a three-toed South American ungulate that lived during the last ice age. It inspired Charles Darwin’s theory of evolution.
Answer:
The correct answer would be option D.
I statement would not be a valid response as it is the fact on which the conclusion was made.
On the conclusion provided, one should ask about the cell type used in the study and the amount of chemicals those cells were exposed to.
Different types of cells may response in different manner against a particular chemical. For example, stem cell would response in different manner whereas differentiated cell would response in different manner.
Similarly, the amount or concentration of chemical plays important role in any reaction or cellular response. For example, the affinity of haemoglobin is high towards oxygen in alveoli whereas it is high towards carbon dioxide in body cell.
So, the correct answer would be option D.
