When gregor mendel crossed a tall plant with a short plant the f1 plants inherited what ?

Por qué crees que los huevos con cáscara se llaman amnióticos?

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.

In the image layer a is the topmost layer layer c contains fossils from the precambrian era larrabee contains dinosaur fossils and layer a contains fossils of mammals which two statements are supported by this evidence