Answer:
While protozoans evolved early and have survived to the present day as unicellular organisms, they have undoubtedly undergone considerable evolutionary change. So the role they have is rather big because they where here from early days. Animals could of adopted and learned from them
Explanation:
Answer:
:)
Explanation:
The main artery from the heart (aorta) becomes thicker, stiffer, and less flexible. This is probably related to changes in the connective tissue of the blood vessel wall. This makes the blood pressure higher and makes the heart work harder, which may lead to thickening of the heart muscle (hypertrophy).
<span>Chlorophyll is the pigment that is involved in photosynthesis. Please give me the Brainliest answer. Thank you. </span>
Answer:
The answer is Kingdom .
Explanation:
Kingdom is place the highest in the level of classification .
Answer:
Option d. an incense stick
Explanation:
because it produces smoke and it's smell attracts others.