Help please! In the following diagram, four different index fossils are labeled: ^^

Which of the labeled fossils comes from the youngest organism?

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

Which diagram best represents the chromosomes that would be found in a two new skin cells produced as a result of this process?

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