Answer:
B
Explanation:
When people get older they pass away so it makes sense that the pyramid decreases with age
Answer:
Outside cell:Signals coming from other cells
Inside cell: Cell stress, weak external signals
Explanation:
Apoptosis can be intrinsic or extrinsic. Where it is intrinsic, signal for Apoptosis comes from within the cell(in this case cell stress or weak external signal) apoptosis; death of cell occurs. Extrinsic signal occurs where the cell gets signals from other cells and apoptosis takes place.
The Danube, which is the second-longest river in Europe. The Loire, which flows through France and splits the country midway. The Elbe, which flows through Germany and the Czech Republic and links popular destinations. The Rhine, which streams 766 miles to the Netherlands and ends in the North Sea. The Volga, which is the longest river in Europe.
Let's solve your equation step-by-step.
2a−8a=12−8a
Step 1: Simplify both sides of the equation.
2a−8a=12−8a
2a+−8a=12+−8a
(2a+−8a)=−8a+12(Combine Like Terms)
−6a=−8a+12
−6a=−8a+12
Step 2: Add 8a to both sides.
−6a+8a=−8a+12+8a
2a=12
Step 3: Divide both sides by 2.
2a
2
=
12
2
a=6
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