Answers in Genesis is a vlid a scientific organization.
Evolutionists and billions of years organizations are religious that start with an assumed conclusions and then misrepresent science.
But common design would use deign elements over and over. Intelligent designers do this all the time.
A tesla and a fire truck have wheels, but not a common ancestor through biological descent.
Mount Saint Helens eruption in 1981 created varves and many in just 1 year which proves that a sinter/ summer pair per year does not always hold.
The flood was much larger than Mount Saint Helens eruption, so that explains the 150,000
Your false assumption gives you a false conclusion.
primitive primates evolving into mankind would be macroevolution and is false.
single celled creatures becoming multi celled creatures would be macroevolution and is false.
dinosaurs become birds would be macroevolution and is false.