Hypothesis - The temperature falls with the increase in the altitude
Observation - The average temperature on the plain is 20 degrees Celsius
Question - B. Why it snows on the mountain?
Result - C. Graph showing fall in temperature
The answer would be B. chromosome 21
Answer:
.
Explanation:
Endocrine system uses chemical signaling (slow)
Nervous system uses electrical signaling (fasr)
I would asy thd answer would be d if its not my bad .
During Meiosis, Cell divides "Twice" (2 times )
Hope this helps!