Explanation: foreign, similar DNA in the environment
Answer:
Potato
Explanation:
Hypertension is a condition developed due to the continuous high or elevated blood pressure in the arteries in the body. The main cause of hypertension is the contraction of the arteries and the consumption of food with a high level of sodium and low level of potassium.
It is suggested that people with hypertension should consume a diet rich in potassium but with a low amount of sodium. The good source of food with a high level of potassium is baked potato which provides carbohydrates also, salmon, and the banana.
Since the amount of potassium is high in the baked potato, therefore, is the correct answer.
Answer:
It is true that studying natural selection in the fields can be challenging. Some of the challenges which Darwin might have faced could have been:
Darwin was only studying one trait for his results. But there might have been many other factors or traits affecting natural selection.
Natural selection does not happen rapidly hence Darwin would have had to wait for many generations to observe the results.
The environment is not such an easy factor to study. It is complex. It might have happened that the environment might have changed before any changes were seen in the population of the birds.
what properties make up different kinds of rocks, is there oil under the gulf of mexico? :P
Answer:b) The air at high altitudes are less dense, so its harder to breathe.
Explanation:
AS altitude increases, the air pressure drops. This reduces the amount of gas molecules in the air so the air becomes less dense compared to air closer to sea level.
