Answer:
The Crainum fossils are the youngest fossils from 134 million years ago. The occur in the top layer of the earth's crust (rock)
Explanation:
Hope this helps :)
An opaque object is any object that is not transparent (allowing all light to pass through it), or translucent (allowing some light to pass through it.) Knowing this we can auto-matically dismiss option D),B), and C) because these all let some form of light through them so our answer would then be A) because light does not pass through wood like it would the others.
Archaebacteria is the answer I'm pretty sure you are looking for. anybody correct me if I'm wrong
Answer:
Parenchyma has a thin cell wall of their cells, and are made up of cellulose. Whereas collenchyma cells have an uneven cell wall made up of pectin and hemicellulose. There is a hard and thick cell wall present of the sclerenchyma cells, which is made up of the lignin.
Explanation:
It may or may not turn acidic depending on the area or time of the year it is.